一般机械缩略语英语词汇

A: Area, Ampere; Acre; Alcove; Compressed Air LineAB: Anchor Bolt; Asbestos BoardABV: AboveAC: Air Conditioning, Alternating Current, AcousticalACC: AccessACF: Architectural Concrete FinishACFL: Access FloorACI: American Concrete InstituteACL: Across the LineACOUST: AcousticalACPL: Acoustical PlasterACR: AcrylicACST: AcousticACT: Acoustical Tile; ActualAD: Access Door, Area DrainADA: Americans with Disabilities Act of 1992ADAAG: Americans with Disabilities Act Architectural Guidelines ADD: Addendum; AdditionADDL: AdditionalADH: AdhesiveADJ: Adjust, Adjustable, AdjacentAF: Above the FloorAFF: Above Finished FloorAGA: American Gas AssociationAGG: AggregateAGGR: AggregateAIA: American Institute of Architects, American Insurance Association AIC: Amperes Interrupting CircuitAIEE: American Institute of Electrical EngineersAISC: American Institute of Steel ConstructionAL: AluminumALM: AlarmALT: Alternate, Alteration; AltitudeALUM: AluminumALS: Acrylic Latex SealantAMB: AmbientAMP: Ampere, AmpacityAMPY: AmpereAMT: AmountAN: AnodeANCH: Anchor, AnchorageANN: AnnunciatorANOD: AnodizedANT: AntennaAP: Access PanelAPPD: ApprovedAPPROX: ApproximateAPRVD: ApprovedAPT: ApartmentAPX: ApproximateAR: Acid ResistingARCH: Architect, ArchitecturalARS: Asbestos Roof ShinglesAS: Acoustic SealantASB: AsbestosASC: Above Suspended CeilingASCE: American Society of Civil Engineers ASME: American Society of Mechanical Engineers ASPH: AsphaltASSEM: AssembleASSOC: Association; AssociateASSY: AssemblyASTM: American Society for Testing and Materials AT: Acoustical Tile; Asphalt TileATC: Acoustical Tile CeilingATTEN: AttenuationATM: Automatic Teller Machine; Atmospheric AUTH: AuthorizedAUTO: AutomaticAVG: AverageAW: Acid WasteAWG: American Wire GaugeAWM: Automatic Washing Machine AWS: American Welding SocietyAWWA: American Water Works Association AX: AxisB: Boiler, Bathroom, BidetB TO B: Back to BackB & B: Balled and Burlapped, Bell and BellB & F: Bell and FlangeB & S: Bell and Spigot, Brown & SharpB/: Bottom (of)BBD: Bulletin BoardBA: Bulb AngleBAL: Balance, BallastBAF: BaffleBB: Buffalo Box, Ball Bearing,, Bulletin BoardBBL: BarrelBC: Broom ClosetBD: Board, Blow Down (pipe)BDL: BundleBDY: BoundaryBDRM: BedroomBEL: BelowBET: BetweenBETW: BetweenBEV: BevelBF: Board Foot, Back Face, Bottom Face, Both Faces, Boiler Feed ; DP: Cleanout & Deck PlateCOEF: CoefficientCOL: ColumnCOM: CommonCOMB: Combination, CombustionCOML: CommercialCOMM ED: Commonwealth EdisonCOMP: Composition, CompressedCOMPO: CompositionCOMPT: CompartmentCON: ConstructionCONC: ConcreteCONCP: Concrete PaintedCOND: Condenser, ConduitCONN: ConnectionCONST: ConstructionCONSTR: ConstructionCONT: Continuous, Continue, Control CONTR: ContractorCONV: Convector, ConvenienceCOP: CopperCOR: Corner, CorridorCORR: Corridor, CorrugateCOV: CoverCP: Cathodic Protection, Clothes Pole, Cesspool CPE: Chlorinated PolyethyleneCPL: Cement PlasterCPP: Cement Plaster PaintedCPR: CopperCPT: CarpetCR: Chromium (plated), Curtain RodCRPT: CarpetCRS: Course, Cold Rolled SteelCS: Countersink, Cast Steel, Cast Stone, Commercial Standard CSG: CasingCSK: CountersinkCSMT: CasementCSN: CaissonCSS: Countersunk ScrewCSTG: CastingCT: Ceramic Tile, Cork Tile,Cone Tip (hinges)CTD: CoatedCTR: Center, CounterCTSC: Communications Systems Terminal CabinetCTSK: CountersunkCTWT: CounterweightCU: Copper, Cubic, Coefficient of UtilizationCU. FT.: Cubic FeetCU. YD.: Cubic YardCUR: CurrentCV: Check ValveCW: Clockwise, Cold WaterCWP: Circulating Water PumpCWR: Condensate Waste Return CWS: Condensate Waste Supply CY: Cubic Yard, CycleCYL: CylinderCYL L: Cylinder LockD: Deep, Depth, Drop, DrainD & M: Dressed & Matched DA: Double ActingDB: DecibelDBL: DoubleDBT: Drybulb Temperature DC: Direct CurrentDCV: Detector Check Valve DD: Driveway Drain, Deck Drain DEG: DegreeDEGC: Degree Celcius DEGF: Degree Farenheit DEM: DemolishDEMO: DemolitionDEP: DpressedDEPT: DepartmentDET: DetailDF: Drinking FountainDH: Double HungDIAG: DiagonalDIA: DiameterDIAM: DiameterDIFF: DiffuserDIM: DimensionDISL: DisposalDISP: DispenserDIV: DivisionDL: Dead LoadDMH: Drop ManholeDMT: DemountableDN: DownDO: Ditto, or Door OpeningDP: Dampproofing, Dew Point, Distribution Panel DPDT: Double Pole Double ThrowDPST: Double Pole Single ThrowDPR: DamperDR: Door, Drain, Dining RoomDRBD: DrainboardDS: Downspout, Disconnect Switch, Door Switch DSP: Dry StandpipeDT: Drain TileDTL: DetailDVTL: DovetailDW: Dumbwaiter, Distilled WaterDWG: DrawingDWGS: DrawingsDWL: DowelDWP: Drywall, PaintedDWR: DrawerDS: DownspoutDSP: Dry StandpipeDX: Direct Expansion, DuplexE: East, Enamel, ExhaustE TO E: End to EndEA: EachEB: Expansion BoltEC: Exposed ConstructionECC: EccentricECP: Exposed Construction PaintedEDR: Equivalent Direct RadiationEE: Each EndEF: Each FaceEFTS: Expanding Foam Tape Sealant EG: Edge GrainEIFS: Exterior Insulation and Finish System EJ: Expansion JointEJECT: EjectorEL: Elevation, ElevatorELB: ElbowELEC: ElectricalELECT: ElectricalELEV: Elevator, ElevationELP: Emergency Lighting PanelEM: EmergencyEMER: EmergencyENAM: EnamelENCL: EnclosureENG: EngineerENGR: EngineerENJF: Expanded Neoprene Joint Filler ENT: EntranceENTR: EntranceEP: Electrical Panelboard, Explosion Proof EPDM: Ethylene Propylene Diene Monomer EPJF: Expanded Polyethelene Joint Filler EQ: EqualEQP: EquipmentEQPT: EquipmentEQUIP: EquipmentERP: Emergency Receptacle PanelESC: EscalatorEST: EstimateEVAP: EvaporatorEW: Each WayEWC: Electric Water CoolerEW & C: Electric Wiring and Communication EWH: Electric Water HeaterEX: Exposed Construction, ExitEXC: ExcavateEXCAV: ExcavateEXEC: ExecutiveEXG: ExistingEXH: ExhaustEXH AIR: Exhaust AirEXIST: ExistingEXP: Expansion, Exposed EXPN: ExpansionEXPP: Existing Patched and Painted EXS: Extra StrongEXT: Exterior, ExtinguishEXTR: ExtrudeF: Degrees Fahrenheit, FuseF TO F: Face to FaceFA: Fire Alarm, Fresh AirFAB: FabricateFABR: FabricateFACP: Fire Alarm Control Panel FAG: Fire Alarm GongFAO: Finish All OverFAR: Floor Area RatioFAST: Fastener, FastenFB: Flat Bar, Face Brick, Floor Box FBD: FiberboardFBM: Foot Board MeasureFBP: Fabric PanelFBRK: Fire BrickFC: File Cabinet, Foot Candle, Fault Current FD: Floor drainFDC: Fire Department Connection FDN: FoundationFDTN: FoundationFE: Fire ExtinguisherFEC: Fire Extinguisher CabinetFF: Far Face, Finished Floor, Factory Finish FFE: Finished Floor ElevationFF&E: Fixtures, Furnishings & Equipment FFL: Finished Floor LineFGL: FiberglassFGR: Fiberglass reinforcedFH: Flat Head, Fire HoseFHC: Fire Hose CabinetFHMS: Flat head machine screwFHR: Fire Hose RackFHS: Fire Hose StationFHWS: Flat Head Wood ScrewFHY: Fire HydrantFIL: FilletFIN: Finish, finishedFITG: FittingFIX: FixtureFIXT: FixtureFL: Floor, Fire LineFLASH: FlashingFLG: FlooringFLEX: FlexibleFLG: Flange, Flashing, FlooringFLR: FloorFLUOR: FluorescentFLX: FlexibleFM: Fire Main, Factory Mutual Company FND: Feminine Napkin Dispenser, Foundation FO: Finished OpeningFOB: Free On BoardFOC: Face of ConcreteFOF: Face of FinishFOS: Face of StudsFP: FireproofFPL: FireplaceFPM: Feet per minuteFPRF: FireproofFPS: Feet per SecondFR: Frame, Front, Fire RiserFRG: ForgedFRM: FrameFRPF: FireproofFRT: Fire RetardantFS: Full Size, Far Side, Federal Standards, Fused Switch, Floor Sink FSCW: Flush Solid Core WoodFT: Foot, Feet, Fully TemperedFTG: Footing, FittingFUR: FurredFURN: Furnish, FurnitureFURR: FurringFUT: FutureFVC: Fire Valve CabinetG: Gas, Girder, Gutter, GramGA: Gauge, GageGAGE: GaugeGAL: GallonGALV: GalvanizedGB: Grab Bar, Glass Block, Gypsum Board GC: General ContractorGCMU: Glazed Concrete Masonry Unit GD: Guard, Grade, Gutter DrainGEN: General, GeneratorGENL: GeneralGF: Ground FaceGFCI: Ground Fault Circuit Interrupted GFI: Ground Fault Interrupted GFRC: Glass Fiber Reinforced Concrete GI: Galvanized IronGKT: GasketGL: GlassGL BLK: Glass BlockGLB: Glass BlockGLVA: Globe ValveGLZ: GlazeGMU: Glazed Masonry UnitGND: GroundGOVT: GovernmentGP: Galvanized PipeGPDW: Gypsum Drywall GPH: Gallons Per Hour GPL: Gypsum LathGPM: Gallons Per Minute GPP: Gypsum Plaster Painted GPPL: Gypsum Plaster GPS: Gallons Per Second GR: Grade, Grille, Granite GRAN: Granular, Granite GRND: GroundGRTG: GratingGSS: Galvanized Sheet Steel GSU: Glazed Structural Unit GT: GroutGV: GalvanizedGVA: Gate ValveGVL: GravelGYP: GypsumGYP BD: Gypsum BoardH: HighHA: HectareHB: Hose BibHBD: HardboardHC: Hollow Core, Handicapped (better called Accessible" ) HCT: Hollow Clay TileHD: Head, Heavy DutyHDCP: Handicapped (better called " Accessible" ) HDN: HardenHDR: HeaderHDW: HardwareHDWD: HardwoodHDWE: HardwareHEX: HexagonalHGR: HangerHGT: HeightHH: HandholeHHMB: Hex Head Machine BoltHID: High Intensity DischargeHK: Hook or HooksHKD: Hooked (re-bars)HL: Hydrant LineHM: Hollow MetalHMP: Hollow Metal, PaintedHNCG: Hollow Neoprene Compression Gasket HOR: HorizontalHORIZ: HorizontalHOSP: HospitalHP: High Point, High Pressure, Horse Power HPS: High Pressure Sodium, High Pressure Steam HR: HourHRS: Hot Rolled Steel, HoursHS: Heat StrengthenedHSG: HousingHT: Height, Heat, High Tension DuctHTG: HeatingHTR: HeaterHTW: High Temperature WaterHV: High VoltageHVAC: Heating, Ventilating & Air Conditioning HVY: HeavyHW: Hot Water, Heavy WallHWC: Hot Water Circulating, Heavy Wall Conduit HWD: HardwoodHWH: Hot Water HeaterHWR: Hot Water Recirculating Return HWS: Hot Water SupplyHWY: HighwayHYD: HydraulicHYDRO: HydrostaticHZ: Hertz (Cycles Per Second)I: Iron, Current (electrical)IBV: Indicating Butterfly ValveIC: Interrupting CapacityID: Inside DiameterIE: Invert ElevationILK: InterlockIMH: Inlet ManholeIN: InchINC: IncandescentINCAND: IncandescentINCIN: IncineratorINCL: Incline, IncludeINCR: IncreaseINFO: Information INS: Insulate, Insulation INSP: Inspect INSTL: Install INSUL: Insulation INT: Interior, Internal INTERM: Intermediate INTM: Intermediate INV: InvertIP: Iron PipeIPS: Iron Pipe Size IW: Indirect WasteJ: JoistJ-BOX: Junction Box JAN: JanitorJB: Junction BoxJC: Janitor's Closet JCT: JunctionJF: Joint FillerJST: JoistJT: JointK: Kilopound (1000 pounds), Kelvin (temperature) KAL: KalameinKCP: Keene's Cement PlasterKG: KilogramKIP: Kilopound (1000 pounds)KIT: KitchenKM: KilometerKO: KnockoutKP: KickplateKPL: KickplateKS: Kitchen SinkKVA: Kilovolt-AmpereKW: KilowattKWH: Kilowatt HourKWHR: Kilowatt HourL: Angle, Left, Length, Lighting Panel, Long, Line LA: Landscape Architect, Lightning Arrester LAB: Laboratory, LaborLAD: LadderLAM: Laminate, LaminatedLAT: LateralLB: Pound (weight), Lag Bolt LBL: LabelLBR: LumberLC: Light Control, Lead Covered LCD: Liquid Crystal Diode LCL: Linen ClosetLCM: Lead Coated MetalLD: Leader DrainLH: Left HandLIB: LibraryLIBR: LibraryLIN: LinearLINO: LinoleumLIQ: LiquidLKR: LockerLL: Live LoadLMS: LimestoneLN: LengthLNDG: LandingLNTL: LintelLOC: LocateLP: Low Point, Low Pressure, Lighting Panel, Light Proof LPS: Low Pressure Sodium, Low Pressure SteamLR: Living RoomLS: Limestone, Loud SpeakerLT: Light, Low Tension Duct, Laundry TrayLTG: LightingLTL: LintelLT WT: LightweightLV: Low VoltageLVR: LouverLW: Light WeightLWC: Light Weight ConcreteLWDP: Louvered Wood Door, PaintedM: Meter, Motor, Thousand (brick), Bending Moment MACH: MachineMAINT: MaintenanceMAN; ManualMAR: MarbleMARB: MarbleMAS: MasonryMAT: MaterialMATL: MaterialMAX: MaximumMB: Mail Box, Machine Bolt, Mop BasinMC: Medicine Cabinet, Mineral CoreMCC: Motor Control CenterMCM: Thousand Circular Mils (electrical wire size) ME: Mechanical EngineerMECH: MechanicalMED: MediumMED CAB: Medicine CabinetMEMB: MembraneMERC: Mercury VaporMET: MetalMEZZ: MezzanineMFD: Manufactured, Metal Floor DeckMFG: Manufacturer, ManufacturingMFR: Manufacture, ManufacturerMH: ManholeMI: Malleable Iron, MilesMIKE: MicrophoneMIN: MinimumMIR: MirrorMISC: MiscellaneousMK: MarkML&P: Metal Lath & Plaster MLD: MoldingMLDG: MoldingMM: MillimeterMMB: MembraneMO: Masonry Opening MOD: ModuleMONO: MonolithicMOV: MovableMP: Metal Acoustal Panel MPS: Medium Pressure Steam MR: Mop ReceptorMRD: Metal Roof Deck MT: Mount, Mounted MTD: MountedMTL: Material, Metal MTR: MotorMUL: MullionMULL: MullionMV: Mercury VaporMWP: Maximum Working PressureMWK: MillworkN: North, NitrogenNAP: NapkinNAT: NaturalNATL: NaturalNB: " Nota Bene" Latin phrase for " Take Special Note" NC: Normally Closed, Noise CriteriaNEC: National Electrical CodeNEUT: NeutralNF: Near FaceNFWH: Non-freeze Wall HydrantNI: NickelNIC: Not In ContractNK: NeckNMT: Non-MetallicNO: Number, Normally OpenNOM: NominalNR: Noise ReductionNRC: Noise Reduction CoefficientNRP: Non-Removable Pin NRS: Non Rising Steam Valve NS: Near SideNTS: Not To ScaleO: OxygenO TO O: Out to OutOA: Outside Air, OverallOB: ObscureOBS: ObscureOC: On CenterOD: Outside DiameterOF: Outside FaceOFF: OfficeOH: OverheadOHD: Overhead DoorOHMS: Oval Head Machine Screw OHWS: Oval Head Wood Screw OI: Ornamental IronOP: OpaqueOPG: OpeningOPNG: OpeningOPP: OppositeOPP H: Opposite HandOR: Outside RadiusORN: OrnamentalOSD Open Sight DrainOS&Y: Outside Screw & Yoke (valve) OUT: OutletOVFL: OverflowOW: Open WasteOZ: OunceP: Pitch, Power Panel, PaintP. LAM: Plastic LaminateP SL: Pipe SleevePA: Public AddressPAF: Powder Actuated FastenersPAR: ParallelPARTN: PartitionPASS: Passage, PassengerPB: Pull Box, Push Button, Panic BarPBD: Particle BoardPBMT: Preshimmed Butyl Mastic Sealant TapePB STA: Push Button StationPC: Pull Chain, Piece, Precast ConcretePCF: Pounds per cubic footPCPL: Portland Cement PlasterPD: Pump Discharge, Plaza DrainPDP: Paneled Door, PaintedPE: Porcelain Enamel, Professional EngineerPED: Pedestal, PedestrianPERF: Perforate, PerformancePERIM: PerimeterPERP: PerpendicularPFN: PrefinishedPG: Pressure GaugePH: Phase, Preheat, PhonePIV: Pivoted, Post Indicator ValvePJF: Preformed Joint FillerPKG: ParkingPKWY: ParkwayPL: Plate, Plan, Property Line, Plastic Laminate, Plastic PLAS: Plaster, PlasticPLAS LAM: Plastic LaminatePLBG: PlumbingPLF: Pounds Per Lineal FootPLG: PlumbingPLMBG: PlumbingPLTF: PlatformPLWD: PlywoodPLYWD: PlywoodPLUMB: PlumbingPNEU: PneumaticPNL: PanelPNT: PaintPOL: Polish, PolishedPORC: PorcelainPORT: PortablePOT W: Potable WaterPP: Plaster, Painted, Power Panel, Precast Panel PR: PairPRC: PrecastPRCST: PrecastPRE: PrefinishedPREFAB: PrefabricatedPRES: PressurePRESS: PressurePRF: PreformedPRFMD: PreformedPRI: PrimaryPRMLD: PremoldedPROT: Protection, ProtectivePRSTR: PrestressedPRTN: PartitionPRV: Pressure Reducing ValvePS: Plumbing StackPSC: Prestressed ConcretePSF: Pounds per square footPSI: Pounds per square inchPSIG: Pounds per square inch gagePT: Paint, Point, Part, Potential TransformerPTC: Post-Tensioned ConcretePTD: Painted, Paper Towel DispenserPTD/R: Combination Paper Towel Dispenser/Receptacle PTN: PartitionPTR: Paper Towel ReceptaclePV: PavingPVC: Polyvinyl ChloridePVF: Polyvinylidene FinishPVG: PavingPVMT: PavementPVT: PrivatePW: Pass WindowPWR: PowerQUAL: QualityQUANT: QuantityQT: Quarry Tile, QuartQTR: QuarterQTY: QuantityR: Riser, Radius, Resistance, Relay Panel R & S: Rod and ShelfRA: Return Air, Registered Architect RAD: Radius, RadiatorRADN: RadianRB: Rubber, Rubber Base, Resilient Base RBC: Rubber Base (Coved), Rubberized Bituminous Compound RBS: Rubber Base (Straight)RBT: RabbetRCF: Raised Computer FloorRCP: Reflected Ceiling Plan, Reinforced Concrete Pipe RD: Roof Drain, Round, Receptacle Distribution Panel REBAR: Reinforcing BarREC: ReceiverRECEP: ReceptacleRECP: ReceptacleRED: ReducerREF: Refer, Reference, RefrigeratorREFL: Reflected, ReflectorREFR: Refrigerate, RefrigeratorREG: Register, RegularREINF: Reinforcement, or ReinforceREM: Remove, RemovableREQ: Require, RequiredREQD: RequiredRES: ResilientRESIL: ResilientREST: ResistanceRET: Return, RetainingRETG: RetainingREV: Reverse, Revise, RevisionREV DR: Revolving DoorRF: RoofRFG: RoofingRGTR: RegisterRGH: RoughRGH OPNG:Rough OpeningRH: Right Hand, Reheat, Relative Humidity RHC: Reheat CoilRHMS: Round Head Machine Screw RHR: Right Hand Reverse, Reheater RHWS: Round Head Wood ScrewRM: RoomRMS: Root Mean SquaredRMV: RemoveRN: Riser NippleRO: Rough OpeningROB: Rod Out BasinROW: Right of WayRPM: Revolutions Per MinuteRPT: Repeat (like " Ditto" )RR: RailroadRT: Rubber Tile, RightRTR/RR Rubber Tread/Rubber RiserRVS: Reverse SideRVT: RivetRW: RedwoodRWC: Rain Water ConductorRWD: RedwoodRWL: Rain Water LeaderS: South, Sealant, Supply, SinkS4S: Surfaced 4 SidesS&M: Surfaced & MatchedS& S: Stained & SealedS&V: Stain & VarnishSACT: Suspended Acoustical TileSALV: SalvageSAN: SanitarySB: Setting Basin, Splash BlockSC: Solid Core, Short Circuit, Self Closing, Sill Cock SCD: Seat Cover DispenserSCFT: Structural Clay Facing TileSCH: ScheduleSCHED: ScheduleSCR: ScreenSCUP: ScupperSCWD: Solid Core WoodSD: Soap DispenserSE: Structural EngineerSEAL: SealantSEC: Second, Section, Secondary, Security System SECT: SectionSECY: SecretarySED: Sewage Ejector DischargeSEL: SelectSERV: ServiceSEV: Sewage Ejector VentSF: Square FootSFGL: Safety GlassSGG: Structural Glazing GasketSGS: Silicone Glazing SealantSH: Shelf, Sheet, ShowerSHR: ShowerSHT: SheetSHTH: SheathingSHTHG: SheathingSHWR: ShowerSIG: SignalSIM: SimilarSJS: Silicone Joint SealantSK: SinkSKL: SkylightSL: Siamese LineSLOT: SlottedSLV: SleeveSND: Sanitary Napkin DispenserSNGG: Sponge Neoprene Glazing Gasket SNR: Sanitary Napkin ReceptacleSNT: SealantSP: Soil Pipe, Standpipe, Soundproof, Single Pole SPC: SpacerSPD: Sump Pump DischargeSPDT: Single Pole Double ThrowSPEC: Specification, SpecificationsSPECS: SpecificationsSPK: SpeakerSPL: SpecialSPLR: SprinklerSPM: Sprinkler MainSPP: Skim Coat Plaster PaintedSPST: Single Pole Single ThrowSQ: SquareSS: Stainless Steel, Set Screw, Soil Stack, Service Sink, Slop Sink SSD: Sub-soil DrainSSGS: Silicone Structural Glazing SealantSSK: Service SinkSSS: Silicone Sanitary SealantSST: Stainless SteelST: Straight, Storm WaterSTA: StationSTC: Sound Transmission ClassSTD: StandardSTG: Storage, SeatingSTGG: Structural Glazing GasketSTGR: StaggerSTIFF: StiffenerSTK: StackSTL: SteelSTM: SteamSTO: StorageSTP: Standard Temperature & Pressure, Standpipe STR: Straight (re-bars), Strainer, Structural, Starter STRL: StructuralSTRT: StraightSTRUC: StructuralSTRUCT: StructuralST W: Storm WaterSTWY: StairwaySUCT: SuctionSUPP: Supplementary, SupplementSUPT: SuperintendentSUR: SurfaceSUSP: Suspended, SuspendSV: Safety Relief ValveSW: SwitchSWBD: SwitchboardSWGR: SwitchgearSY: Square YardSYM: SymmetricalSYN: SyntheticT: Tread, Thermostat, TeeT/: TopT&B: Top and BottomT& G: Tongue & GrooveT&P: Temperature & Pressure Relief Valve TAN: TangentTB: Towel BarTC: Top of Curb, TerracottaTCLO: Telephone ClosetTCS: Terne Coated Stainless SteelTD: Trench DrainTEL: TelephoneTEL CL: Telephone ClosetTEMP: Temporary, Tempered, Temperature TEN: TenantTER: TerrazzoTERR: TerrazzoTERM: TerminalTGL: ToggleTH: ThermostatTHK: Thick, Thickness THKNS: ThicknessTHR: ThresholdTHRESH: ThresholdTHRM: ThermalTHRMST: ThermostatTHRU: ThroughTKBD: TackboardTL: Twist Lock (receptacle) TLT: ToiletTOL: ToleranceTP: Top of PavementTPD: Toilet paper Dispenser TPH: Toilet Paper Holder TPTN: Toilet PartitionTR: Tread, TransomTRANS: Transformer, Translucent TRAV: TravertineTRD: TreadTS: Time SwitchTSL: Top of SlabTST: Top of SteelTSTAT: ThermostatTT: Terrazzo Tile, Traffic ToppingTTC: Telephone Terminal ClosetTV: TelevisionTW: Top of Wall, Thin Wall (conduit), Tempered Water TYP: TypicalTZ: TerrazzoUC: UndercutUH: Unit HeaterUL: Underwriters' LaboratoriesUNEX: UnexcavatedUNEXC: UnexcavatedUNF: UnfinishedUNFIN: UnfinishedUNO: Unless Noted OtherwiseUON: Unless Otherwise NotedUP: UnpaintedUR: UrinalUSG: United States Gauge, United States Gypsum Company USS: United States StandardV: Volt, Valve, Vinyl, Vent, VentilatorVA: Volt AmpereVAC: VacuumVACBR: Vacuum BreakerVAR: Varnish, VariesVAT: Vinyl Asbestos TileVB: Vapor Barrier, Valve Box, Vinyl Base, Vacuum Breaker VBC: Vinyl Base (Coved)vbs: Vinyl Base (Straight)VC: Varnished CambricVCP: Vitrified Clay PipeVCT: Vinyl Composition TileVENT: Ventilate, VentilatorVERT: VerticalVEST: VestibuleVF: Vinyl FabricVFGT: Vinyl Foam Glazing TapeVIF: Verify In the FieldVIN: VinylVIT: VitreousVNR: VeneerVOL: VolumeVP: Vapor Proof, Vent PipeVR: Vapor Retarder, Vacuum Return, Vertical Riser VRM: VermiculiteVS: Vent StackVT: Vinyl TileVTR: Vent Through RoofVWC: Vinyl Wall CoveringW: West, Width, Wide, Watt, Waste, Water, Water Main W/: WithW/O: WithoutW&M: Washburn & Moen GaugeWAINS: WainscotWB: Wood BaseWC: WaterclosetWD: WoodWDP: Wood, PaintedWDSS: Wood, Stained & SealedWDW: WindowWF: Wide Flange (structural steel)WFS: Water Flow SwitchWG: Wired GlassWGL: Wire-GlassWH: Water Heater, Wall Hung, Wall HydrantWI: Wrought IronWIN: WindowWM: Wire Mesh, Water MeterWP: Waterproof, Working Point, Working Pressure, Weatherproof WPR: WaterproofingWPT: Working PointWR: Water Resistant, Water Repellant, Waste Receptacle WRSTP: WeatherstrippingWS: Weatherstripping, Water StopWSCT: WainscotWT: Weight, Water Table, WatertightWVNR: Wood VeneerWW: Window WallWWF: Welded Wire FabricXH: Extra HeavyX HVY: Extra HeavyX STR: Extra StrongYD: YardYR: YearAabbreviation ABBRacoustic ACSTacoustical tile ACT. or AT.adhesive ADD. or ADHadjustable ADJadjustable-trip circuit breaker ATCB aggregate AGGRaileron AILair conditioner A/Cair handler A/Hair tight ATalarm ALMalloy ALYalternating current ACaluminum Alambient AMBAmbulatory Health Care Center AHCC American National Standards Institute ANSI American Wire Gauge AWGammeter A or AMampere A or AMPampere interrupting rating AIR. amps Aanchor bolt ABanode Aantenna ANT.apartment APTappliance APPLapproved APPD or APVD approximate APPROX approximately APPROX architectural ARCH. architecture ARCH.area Aarea drain ADarmature A or ARM.asphalt ASPHasphalt tile AT.as required ARAssured Equipment Grounding Program AEGPastragal A。

A C C E S S A c c e s s o r y附件ADJ Adjustable,Adjust 调整ADPT Adapter 使适应ADV Advance 提前AL Aluminum 铝ALLOW Allowance 允许ALT Alternate 改变ALY Alloy 合金AMT Amout 数量ANL Anneal 锻炼ANSL Amer Natl Stds Institute APPROX Approximate 大约ASME Amer Society of Mech Engrs ASSEM Assemble 装配ASSY Assembly 装配AUTH Authorized 授权的AUTO Automatic 自动的AUX Auxiliary 辅助的AVG Average 平均AWG American Wire Gauge BC Bolt Circle 螺栓圆周BET Between 之间BEV Bevel 斜角BHN Brinell Hardness Number 布氏硬度值BLK Blank ,Block 空白B/NM Bill of Material 材料费BOT Bottom 底部BP or B/P Blueprint 蓝图BRG Bearing 轴承BRK Break 破裂BRKT Bracket 支架BRO Broach 钻孔BRS Brass 黄铜BRZ Bronze 青铜B＆S Brown＆Shape 棕色＆形状BSC Basic 基本的BUSH Bushing 套管BWG Birmingham Wire GaugeC TO C Center-to-Center 中心到中心CAD Computer-Aided Drafting 电脑辅助设计CAM Computer-Aided MfgCAP Capacity 容量CAP SCR Cap Screw 螺帽CARB Carburize 使渗碳CBORE Counterbore 扩孔CCW Counter Clockwise 逆时针CDRILL CounerdrillCDS Cold-Drawn SteelEFF Effective 有效的ENCL Enclose,Enclosure 附上ENG Engine 引擎ENGR Engineer 工程师ENGRG Engineering 工程学EQLSP Equally Spaced 等距EQUIV Equivalent 相等EST Estimate 估计EX Extra 额外EXH Exhaust 消耗EXP Experimental 实验性的EXT Exension,External 范围,外部FAB Fabricate 伪造FAO Finish All OverFDRY Foundry 铸造FIG Figure 数据FIL Fillet,fillister 带子FIM Full Indicator MovementFIN FinishFLX Fixture 结构FLX Floor.Fluid,Flush 基地,液体,冲洗FLEX Flexible 易弯曲的FLG Flange 边缘FORG Forging 锻炼FR Frame,Front 边框FIG Fitting 装置FURN Furnish 提供FWD Forward 向前GA Gage,Gauge 测量GALV Galvanized 电镀GR Grade 等级GRD Grind 磨碎GRV Groove 凹槽GSKT Gasket 垫圈H＆G Harden and Grind 加硬和磨碎HD Head 主要的HDL Handle 处理HDLS Headless 无领导的HDN Harden 使硬化HDW Hardware 硬件HEX Hexagon 六边形HGR Hanger 衣架HGT Height 高度HOR Horizontal 水平的HRS Hot-Rolled SteelHSG Housing 外罩HT TR Heat TrealNTS Not to ScaleOA Over All 所有OBS ObsotetcOC On CenterOD Outside Diameter 外直径OPP Opposite 对立OPTL Optional 可选择的OR Outside Radius 外半径ORIG Original 初始的PAT. Patent 专利PATT Pattern 形式PC Piece,Pitch Circle 件，节距圆PCH Punch 打孔PD Pitch DiameterPERF Perforate 打孔PERM Permanent 永久的PERP Perpendicular 垂直的PFD Preferred 首选的PKG Package,Packing 包装PL Parting Line,Places,Plate PNEU PncumaticPNL Panel 面板POL Polish 磨光POS Position,Postive 位置PR Pair 对立PRI Primary 基本的PROC Process 程序PROD Product,Production 产品，产量PSI Pounds per Square InchPT Part,Point 零件，点QTR Quarter 四份之一QTY Quantity 数量QUAL Quality 质量R Radius 半径RA Rockwell Harden,A-ScaleRB Rockwell Harden,B-ScaleRC Rockwell Harden,C-Scale RECD Received 巳收到的RECT Rectangle 长方形REF Reference 相关的REINF Reinforce 增强REL Release,Relief 释放，缓解REM Remove 移除REQD Requird 有需要REE Retainer,Return REV Reverse,Revision,Revolution RFS Regardless of Feature Size RGH Rough 粗糙的RH Right Hand 右手RIV Rivet 起皱RM Ream 扩展RND Round 周围RPM Revolutions per Minute RPW Resistance Projection Weld SAE Society of Automotive Engrs SCH Schedule 进度表CFS Cold-Finished SteelCH Case HardenCHAM Chamfer 斜面CHAN Channel 渠道CHG Change 改变CHK Check 核查CI Cast Iron 铸铁CIR Circle, Circular 圆周CIRC Circumference 圆周CL Centerline 中心线CLP Clamp 夹子CNC Computer Numerical Control 电脑数值控制COMB Combination 联合COML Commercial 商业的CONC Concentric 同中心的CONN Connect,Connector 连接器COV Cover 盖子CPLG Coupling 联结CQ Commercial Quality 商业等级钢CRS Cold Stds AssociationCRT Cathode Ray Tube 阴级射线管CS Cast Steel 铸铁CSA Canadian Stds Association CSK Countersink 埋头孔CSTG Casting 铸件CTR Center 中心CU Cubic 立方米CW Clockwise 顺时针CYL Cylinder,Cylindrical 柱面DBL Double 双倍DEC Decimal 小数DEG Degree 摄氏度DET Detail 详情DEV Develop 发展DFT Draft 草稿DIA Diameter 直径DIM Dimension 尺寸DIST Distance 距离DN Down 向下DP Deep,Diametral Pitch 深度,径节DR Drill,Drill Rod 钻孔DSGN Design 设计DVTL Dovetail 吻合DWG Drawing 图纸DWL Dowel 木钉DWN Drawn 拔出EA Each 每个ECC Eccentric 古怪HVY Heavy 重量HYD Hydraulic 水压ID Inside Diameter 内部直径IDENT Identification 鉴定ILLUS Illustration 说明IN Inch 英寸INCL Include,Including 包括INCR Increase 增加INFO Information 信息INSP Inspect 检查INSTL Install 安装INST Instruct,Instrument 指示,工具INT Interior,Internal,Intersect 内部的,内在的,交叉IR Inside Radius 内部半径ISO Internal Stds Organization 国际标准化组织JCT Junction 连结JNT Journal 杂志JT Joint 连接K Key 关键KNRL Knurl 硬节KST KeyseatKWY Keyway 键沟LB Pound 英镑LBL Label 标签LG Length,Long 长度LH Left Hand 左手LMC Least Material Condition LOC Locate 位于LT Light 光LTR Letter 信LUB Lubricate 润滑MACH Machine 机器MAINT Maintenance 维护MATL Material 材料MAX Maximum 最大MECH Mechanical,Mechanism 机械MED Medium 媒介MFG Manufacturing 制造业MI Malleable Iron 可锻造的铁MIN Minimum, Minute 最小，秒MISC Miscellaneous 混杂的MM Millimeter 毫米MMC Max Material ConditionMS Machine SteelMTG Mouting 装备MULT Multiple 倍数MWG Music Wire GagugNA Not Applicable 不可应用的NATL National 国内的NC Numerical Control 数字电脑控制NEG Negative 忽略的NO. Number 号码NOM Nominal 名义上的NPSM Natl Pipe Straight Mech NPT Natl Pipe TaperedSCR Screw 螺丝SEC Second 秒SECT Section 部分SEP Separate 独立SEQ Sequence 顺序SER Serial,Series 系列SERR Serrate 锯齿状SF SpotfaceSFT Shaft 轴SGL Single 单个SH Sheet 纸SI Intl System of UnitsSL Slide 使滑动SLV Sleeve 袖子SOC Socket 插座SP Space,Spaced,Spare 空间SPL Special 特别SPEC Specification 规格SPG Spring 跳SPHER Spherical 球体SPRKT Sprocket 链轮齿SQ Square 平方SST Stainless Steel 纯铁STD Standard 标准STK Stock 存货STL Steel 铁STR Straight,Strip 直的SUB Substitute 替代物SUP Supply,Support 供应SURF Surface 表面SYM Symmetrical 对称的SYS System 系统T Teeth,Tooth 牙齿TECH Technical 技术TEMP Template,Temporary 模板，暂时的THD Thread 线THK Thick 厚的TOL Tolerance 公差TOT Total 总计TPF Taper per FootTPI Taper per In,Threads per Inch TPR Taper 锥形TS Tool SteelTYP Typical 典型UNC Unified Natl CoarseUNEF Unified Natl Extra FineUNF Unified Natl FineUNIV Universal 普遍VAR Variable 变量VERT Vertical 垂直的VOL Volume 音量VS Versus 与．．相对W Wide,Width 宽度WASH Washer 洗衣机WDF Woodruff 车叶草WI Wrought Iron 熟铁WT Weight 重量。

机械设备缩写代号机械设备缩写代号代号名称（英文名称）A 生活设备 ACCOMMODATION EQUIPMENTAC 空气冷却器 AIR COOLERAM 气动马达 AIR MOTORB 锅炉及加热炉 BOILERC 压缩机 COMPRESSORCCP 仪表盘CENTRAL CONTROL PANELCE 净化设备 CLEANING EQUIPMENTCOG 原油发电机组 CRUDE OIL ENGINE GENERATOR SET CT 采油树 CHRISTMAS TREECS 离心式分离机 CENTRIFUGAL SEPARATORD 钻井设备 WELL DRILLING EQUIPMENTDE 柴油机 DIESEL ENGINEDEG 柴油发电机组 DIESEL ENGINE GENERATOR SETE 换热器 HEAT EXCHANGEREH 电加热器 ELECTRIC HEATERF 过滤器 FILTERFIP 火炬点火盘 FLARE IGNITION PANELFT 火炬头 FLARE TIPG 发电机 GENERATORGT 燃气透平 GAS TURBINEGTG 燃气透平发电机组 GAS TURBINE GENERATOR SETH 加热器 HEATERHC 水力旋流器 HYDRAULIC CYCLONEI 惰性气体发生器 INERT GAS GENERATORL 起重设备 LIFTERLCP 现场控制盘 LOCAL CONTROL PANELLE 救生设备 LIFESAVING REQUIPMENTM 管汇 MANIFOLDMI 搅拌器 MixerMFM 多相流量计 MULTI-PHASE FLOW METERMSV 多路阀 MULTIPORT SELECTOR VALVEP 泵PUMPPL 清管球发射器 PIG LAUNCHERPR 清管球接收器 PIG RECEIVERPIC 清管阀 PIG INTERNAL CATRIDGE VALVE STG 蒸气透平发电机组 STEAM TURBINE GENERATOR SETT 罐 TANKTW 塔类 TOWERSUPS 不间断电源 UNINTERUPTIBLE, POWER SUPPLYV 压力容器 PRESSURE VESSELWC 水冷却器 WATER COOLERWCP 井口盘 WELLHEAD CONTROL PANELWR 修井射备 WORKOVER RIGX 橇块设备PACKAGE AND MISCELLANEOUS EAUIPMENT HVAC系统设备代号ACU 空调机组 AIR CONDITIONNER SETAHU 空调处理装置 AIR HANDLING UNITBL 风机 FANCCU 压缩冷凝装置 COMPRESSING CONDENSING UNITFD 防火风闸 FIRE DAMPERGD 重力风闸 GRAVITY DAMPERHF 热风机 HEATING FANID 隔断风闸 ISOLATING DAMPERMD 调节风闸 MODULATING DAMPERRF 制冷装置 REFRIGERATING UNITVD 容积风闸 VOLUME DAMPER消防设备代号WHR 消防水软管站 WATER HOSE REELFHR 泡沫水软管站 FOAM/WATER HOSE RELLDVS 喷淋阀门 DELUGE VALE STATIONDCE 干粉灭火器 DRY CHEMICAL EXTINGUISHERCDE 二氧化碳灭火器 CARBON DIOXIDE EXTINGUISHERFME FM200灭火器FM200 EXTINGUISHERFE 泡沫灭火器 FOAM EXTINGUISHERWDC 推车式干粉灭火器WHEELED DRY CHEMICAL EXTINGUISHER WCD 推车式二氧化碳灭火器WHEELED CARBON DIOXIDE EXTINGUISHER WF 推车式泡沫灭火器 WHEELED FOAM EXTINGUISHERWN 水喷淋头 WATER SPRING NOZZLEWSN 水喷洒头 WATER SPRING NOZZLECDN 二氧化碳灭喷头 CARBON DIOXIDE NOZZLEFMN FM200喷头FM200 NOZZLEDCC 干粉灭火瓶 DRY CHEMICAL CYLINDERWCC 湿化学灭火器瓶 WET CHEMICAL CYLINDERCDC 二氧化碳瓶 CARBON DIOXIDE CYLINDERFMC FM200灭火器瓶FM200 CYLINDERFBV 囊式泡沫罐 FOAM BLADDER VESSELFWM 泡沫/水炮 FOAM/WATER MONITOR。

机械专用英文缩写集团文件版本号：（M928-T898-M248-WU2669-I2896-DQ586-M1988）A *Anchor固定ABS*Absolute绝对的AISI*American Iron and Steel Institute美国钢铁学会ANSI*American National Standards Institute美国国家标准学会API*American Petroleum Institute美国石油学会APPROX*Approximate大约，近似的ASB*Asbestos石棉ASME*American Society Of Testing Material美国机械工程师协会ASSY*Assembly装配，组装ASTM*American Society Of Testing Material美国材料实验协会ATM*Atmosphere大气压AWG*American Wire Gage美国线规AWS *American Wel**** Society美国焊接协会AWWA *American Water Works Association 美国水工协会BBBBolted Bonnet 栓柱连接的阀盖BBBy Buyer 买方供货B-BBeveled End-Beveled End 两端为坡口端BC Bolt Circle 螺栓中心圆B.C Bolted Cover(cap) 螺栓连接的阀兰盖（帽）BEBeveled End (for wel****) 坡口（焊接用）B.E Bell End 承口BEPBoth Ends Plain 两端平BET Both Ends Threaded 两端带螺纹BLBattery Limit 装置区边界BFBlind Flange 法兰盖BLD Blind 盲板BLDG*Buil**** 建筑物BM Bill Of Material 材料表BOPBottom Of Pipe 管底B-PBeveled End —Plain End 坡口端.平端BV Butterfly valve 蝶阀BWG * Birmingham Wire Gage 伯明翰线规BWButt Weld 对焊CCCap管帽C-CCenter to Center中至中C-ECenter to End 中至端面C-FCenter to Face中至面CH-OPChain Operated 链条操纵的CH.PLCheckered Plate花纹钢管C.I*Cast Iron铸铁CL*Class英制压力等级，等级，种类CLEARClearance间隙CODContinued on Drawing 接续图COL*Column 柱，塔CONCConcentric 同心的CONN Connection 连接，接口CONT *Continue 连续CONT.V. Control Valve 控制阀CPLG Coupling 管接头，连轴节C.R.Concentric Reducer 同心异径管C.S.*Carbon Steel碳钢C.S.Cold Spring冷紧在关闭状态下封住在开启状态下封住CUST Customer客C.V Check Valve止回阀DDEG*Degree 度DFDrain funnel 排液漏斗DIA*Diameter 直径DIM*Dimension 尺寸DISCH*Discharge 出口，排出Diaphragm VELVE 隔膜阀DMF Double Male And Female双重凹凸DN*Double Male And Female公称直径DNDown下DRDrain排液DSDirectional Stop定向限为架DWG*Drawing图EE *East东EC External Coating外面涂防腐层ECC Eccentric偏心EFW Electric Fusion Welded电容焊的EL(ELEV) *Elevation标高；立面ELL Elbow弯头EQIOP Equipment设备，装置EQUIVEquivalent相当的E.R.Eccentric Reducer偏心异经管ERWElectric Resistance Welded电阻焊的EWEye Washer & Shower洗眼器及淋浴器EXP.JTExpansion Joint膨胀节FFDN Foundation基础FFFlat Faced Or Full Faced全平面；满平面F-FFace To Face面至面FGW Fusion Gas Wel****气熔焊FIG*Figure图FLFloor楼面FLEXTUBE Flexible Tube挠性管FLGFlange法兰FLGDFlanged法兰式的FLGFFlanged Face法兰面FOBFlat On Bottom底面平FOTFlat On Top顶面平FPFix Point固定点FSForged Steel锻钢FTFFitting To Fitting管件直连FTGFitting管件FURNDFurnished提供的，装设的FWField Weld现伤焊GGGuide导向GA*Gage表，表压，规（线规）GALV*Galvanize镀锌GLGround Level地面GLVGlobe Valve截止阀GEAR OPGear Operated齿轮传动的GMAWGas Metal Arc Wel****金属极惰气体保护焊GSKTGasket垫片GTAW(Inert)Gas Tungsten Arc Wel****惰性气体保护钨极电弧焊GVGate Valve闸阀HHHanger吊架HCHose Connection软管接头H.CPLGHalf Coupling半节管接头HDRHeader总管HEX*Hexagon六角形HFHard Alloy Face on阀内件（阀心）为Valve Trim 硬质合金密封面HHHand Pole手孔HORHorizontal水平的H.P*High Pressure高压HSHose Station软管IID*Inside Diameter内径IN*Inch英寸INSInsulation隔热INSTInstrument仪表INVInvert (inside bottom of pipe)管子内底IPSIron Pipe size铁管尺寸ISOIsometric Drawing周测图（空视图）装置边界内恻ISNSInside screw & Non-rising Stem内螺纹非升杆ISRSInside screw & Rising stem内螺纹升杆JJTJoint接头JSJack Screw顶开（起）螺栓LLCLocked Closed在关闭状态下锁定LEPLarge end plain大端为平的LETLarge end Threaded大端带螺纹LGLong长LGFLens Gasket Face透镜垫连接面左螺纹LIFTLift Type升降式LJLap Joint搭接LJFLap Joint Flange松套法兰LOLocked Open在开启状态下锁定L.P. Low Pressure低压LRLong Radius长半径LRELong Radius Elbow长半径弯头LTGLarge Tongue & Groove大椎槽MMATLMaterial材料MAXMaximum最大MBMachine Bolt机器螺栓（单头）MFMale and Female凸和凹MFGManufacture制造MF*Manufacture制造厂MHManhole人孔MIMalleable Iron可锻铸铁MIN*Minimum最小MJMechanical Joint机械接头M.LMatch Line连续线MSS * Manufacturers Standardization Society of the Valve and Fittings Industry, Inc.美国阀门和管件制造商标准化协会MTOMaterial take-off材料统计MWMinimum Wall最小壁厚M.W.Mineral Wool矿（物）棉NN*North北NBNominal Bore公称孔径N.B.Non-Bonnet无阀盖NCNormally Closed常闭NIPNipple短管NONormally Open;常开*Number号；数量NO INSNo Insulation不隔热NOMNominal公称的；额定的NOZNozzle管口NPSNominal Pipe Size公称管径NPSHNet Positive Suction Head净正吸入压头NPT*American National Taper美国锥管螺纹Pipe ThreadNSNominal Size公称直径NVNeedle Valve针形阀OOD*Outside Diameter外径OETOne end Threaded一端带螺纹OROutside Radius外半径ORFOrifice孔板ORIENTOrientation方位OS & YOutside Screw and Yoke 外螺纹阀杆和阀轭OSNBOutside Screw Non-Bonnet外螺纹无阀盖PPlug堵头PAPPiping Arrangement Plan管道布置平面图PBPressure Seal Bonnet压力密封的阀盖P-BPlain End –Bevel End平端—坡口端PCPressure Seal Cap压力密封的阀帽节圆直径PEPlain End (not beveled)平端（无坡口）PFPlatform平台PIDPiping & Instrument Diagram管道及仪表流程图PN*Nominal Pressure公称压力PNPlant North工厂北向POSpoint of Support支承点P-PPlain End—Plain End两端为平端PREPPreparation加工准备PSIA*Pounds Per Square Inch Absolute磅/ PSIGPounds Per Square Inch Gage磅/PTPoint点PTFE*Polytetrafluoroethylene聚四氟乙烯PT.NOPart No.件号PVPlug Valve旋塞阀PVC*Poly Vinyl Chloride聚氯乙烯QTY*Quantity数量RR *Radius半径REDReducer异径管REFReference参考REINFReinforce加强REQDRequired需要；申请REV *Revision修改RF Raised Face凸面RGRing Gasket环形垫片右螺旋RJRing Joint环垫接头RORestriction Orifice限流孔板RPM*Revolutions Per Minute转/分RPS*Revolutions Per Second转/秒RS Resting Support支承架，滑动架RTJRing Type Joint（见RJ）RV Relief Valve安全泄液阀SS*South南SSpring弹簧（管架用）SAW(Automatic)Submerged Arc Wel****自动埋弧焊SBStud Bolt双头螺栓SBScrewed Bonnet螺纹阀盖SCSample Cooler取样冷却器SCH*Schedule管壁厚系列号SCRDScrewed螺纹SEPSmall end Plain小端为平的SETSmall end Threaded小端带螺纹SFSemi-Finished半光SGSight Glass视镜SHSurface Hard Facing硬质密封面SKSketch草图SMAWShielded Metal Arc Wel****有保护的金属电弧焊SMLS Seamless无缝SNSwaged Nipple异径短管SOSlip – On滑套SOFSlip – On Flange滑套法兰SPEC*Specification规定，说明SPLSound Pressure Lever升压水准SQ*Square方的，平方SRShout Radius短半径SREShort Radius Elbow短半径弯头SS*Stainless Steel不锈钢STSteam Trap蒸汽疏水阀STD*Standard标准STGSmall Tongue & Groove小椎槽面STL*Steel钢STMSteam蒸汽STM.TRSteam Tracing蒸汽拌热SUCTSuction吸入口SVSafety Valve安全泄气阀SWSocket Weld承插焊SWGSwage锻造，模锻SWMGSwing Type旋启式SYMSymmetrical对称的TTTee三通TEThreaded End螺纹端TEMP*Temperature温度TGTongue & Groove椎槽THD*Threaded螺纹的THK*Thickness厚度TLTangent Line切线TNTrue North真实北向TOCTop of Concrete混凝土北向TOPTop of pipe管顶TOSTop of Support支架顶面Top of Steel钢结构顶面TYPTypical典型的UUBUnion Bonnet带活接头的阀盖UCUnion Cap带活接头的阀帽UNUnion活接头VVValve阀VACVacuum真空VARVariable可变的VERTVertical垂直的VOL*Volume卷，册，容量，体积WW*West西WBWeld Branch焊接支管WCWeld Cap焊接管帽WDWidth宽度WEWeld End焊接端WLWel**** Line焊接线WNWel**** Neck对焊法兰（颈部）WNFWeld Neck Flange对焊法兰WPWorking Pressure工作压力W.P.Working Point工作点WTWall Thickness壁厚Weight重量XXHExtra Heavy加强的，加厚的XXHDouble Extra Heavy双倍加强（厚）的XSExtra Strong加强的XXSDouble Extra Strong双倍加强的YYPYield Point屈服点。

A: Area, Ampere; Acre; Alcove; Compressed Air LineAB: Anchor Bolt; Asbestos BoardABV: AboveAC: Air Conditioning, Alternating Current, AcousticalACC: AccessACF: Architectural Concrete FinishACFL: Access FloorACI: American Concrete InstituteACL: Across the LineACOUST: AcousticalACPL: Acoustical PlasterACR: AcrylicACST: AcousticACT: Acoustical Tile; ActualAD: Access Door, Area DrainADA: Americans with Disabilities Act of 1992ADAAG: Americans with Disabilities Act Architectural Guidelines ADD: Addendum; AdditionADDL: AdditionalADH: AdhesiveADJ: Adjust, Adjustable, AdjacentAF: Above the FloorAFF: Above Finished FloorAGA: American Gas AssociationAGG: AggregateAGGR: AggregateAIA: American Institute of Architects, American Insurance Association AIC: Amperes Interrupting CircuitAIEE: American Institute of Electrical EngineersAISC: American Institute of Steel ConstructionAL: AluminumALM: AlarmALT: Alternate, Alteration; AltitudeALUM: AluminumALS: Acrylic Latex SealantAMB: AmbientAMP: Ampere, AmpacityAMPY: AmpereAMT: AmountAN: AnodeANCH: Anchor, AnchorageANN: AnnunciatorANOD: AnodizedANT: AntennaAP: Access PanelAPPD: ApprovedAPPROX: ApproximateAPRVD: ApprovedAPT: ApartmentAPX: ApproximateAR: Acid ResistingARCH: Architect, ArchitecturalARS: Asbestos Roof ShinglesAS: Acoustic SealantASB: AsbestosASC: Above Suspended CeilingASCE: American Society of Civil Engineers ASME: American Society of Mechanical Engineers ASPH: AsphaltASSEM: AssembleASSOC: Association; AssociateASSY: AssemblyASTM: American Society for Testing and Materials AT: Acoustical Tile; Asphalt TileATC: Acoustical Tile CeilingATTEN: AttenuationATM: Automatic Teller Machine; Atmospheric AUTH: AuthorizedAUTO: AutomaticAVG: AverageAW: Acid WasteAWG: American Wire GaugeAWM: Automatic Washing MachineAWS: American Welding SocietyAWWA: American Water Works AssociationAX: AxisB: Boiler, Bathroom, BidetB TO B: Back to BackB & B: Balled and Burlapped, Bell and BellB & F: Bell and FlangeB & S: Bell and Spigot, Brown & SharpB/: Bottom (of)BBD: Bulletin BoardBA: Bulb AngleBAL: Balance, BallastBAF: BaffleBB: Buffalo Box, Ball Bearing,, Bulletin BoardBBL: BarrelBC: Broom ClosetBD: Board, Blow Down (pipe)BDL: BundleBDY: BoundaryBDRM: BedroomBEL: BelowBET: BetweenBETW: BetweenBEV: BevelBF: Board Foot, Back Face, Bottom Face, Both Faces, Boiler Feed ; DP: Cleanout & Deck PlateCOEF: CoefficientCOL: ColumnCOM: CommonCOMB: Combination, CombustionCOML: CommercialCOMM ED: Commonwealth EdisonCOMP: Composition, CompressedCOMPO: CompositionCOMPT: CompartmentCON: ConstructionCONC: ConcreteCONCP: Concrete PaintedCOND: Condenser, ConduitCONN: ConnectionCONST: ConstructionCONSTR: ConstructionCONT: Continuous, Continue, ControlCONTR: ContractorCONV: Convector, ConvenienceCOP: CopperCOR: Corner, CorridorCORR: Corridor, CorrugateCOV: CoverCP: Cathodic Protection, Clothes Pole, CesspoolCPE: Chlorinated PolyethyleneCPL: Cement PlasterCPP: Cement Plaster PaintedCPR: CopperCPT: CarpetCR: Chromium (plated), Curtain RodCRPT: CarpetCRS: Course, Cold Rolled SteelCS: Countersink, Cast Steel, Cast Stone, Commercial Standard CSG: CasingCSK: CountersinkCSMT: CasementCSN: CaissonCSS: Countersunk ScrewCSTG: CastingCT: Ceramic Tile, Cork Tile,Cone Tip (hinges)CTD: CoatedCTR: Center, CounterCTSC: Communications Systems Terminal CabinetCTSK: CountersunkCTWT: CounterweightCU: Copper, Cubic, Coefficient of UtilizationCU. FT.: Cubic FeetCU. YD.: Cubic YardCUR: CurrentCV: Check ValveCW: Clockwise, Cold WaterCWP: Circulating Water PumpCWR: Condensate Waste ReturnCWS: Condensate Waste SupplyCY: Cubic Yard, CycleCYL: CylinderCYL L: Cylinder LockD: Deep, Depth, Drop, DrainD & M: Dressed & MatchedDA: Double ActingDB: DecibelDBL: DoubleDBT: Drybulb TemperatureDC: Direct CurrentDCV: Detector Check ValveDD: Driveway Drain, Deck DrainDEG: DegreeDEGC: Degree CelciusDEGF: Degree FarenheitDEM: DemolishDEMO: DemolitionDEP: DpressedDEPT: DepartmentDET: DetailDF: Drinking FountainDH: Double HungDIAG: DiagonalDIA: DiameterDIAM: DiameterDIFF: DiffuserDIM: DimensionDISL: DisposalDISP: DispenserDIV: DivisionDL: Dead LoadDMH: Drop ManholeDMT: DemountableDN: DownDO: Ditto, or Door OpeningDP: Dampproofing, Dew Point, Distribution Panel DPDT: Double Pole Double ThrowDPST: Double Pole Single ThrowDPR: DamperDR: Door, Drain, Dining RoomDRBD: DrainboardDS: Downspout, Disconnect Switch, Door Switch DSP: Dry StandpipeDT: Drain TileDTL: DetailDVTL: DovetailDW: Dumbwaiter, Distilled WaterDWG: DrawingDWGS: DrawingsDWL: DowelDWP: Drywall, PaintedDWR: DrawerDS: DownspoutDSP: Dry StandpipeDX: Direct Expansion, DuplexE: East, Enamel, ExhaustE TO E: End to EndEA: EachEB: Expansion BoltEC: Exposed ConstructionECC: EccentricECP: Exposed Construction PaintedEDR: Equivalent Direct RadiationEE: Each EndEF: Each FaceEFTS: Expanding Foam Tape SealantEG: Edge GrainEIFS: Exterior Insulation and Finish System EJ: Expansion JointEJECT: EjectorEL: Elevation, ElevatorELB: ElbowELEC: ElectricalELECT: ElectricalELEV: Elevator, ElevationELP: Emergency Lighting PanelEM: EmergencyEMER: EmergencyENAM: EnamelENCL: EnclosureENG: EngineerENGR: EngineerENJF: Expanded Neoprene Joint Filler ENT: EntranceENTR: EntranceEP: Electrical Panelboard, Explosion Proof EPDM: Ethylene Propylene Diene Monomer EPJF: Expanded Polyethelene Joint Filler EQ: EqualEQP: EquipmentEQPT: EquipmentEQUIP: EquipmentERP: Emergency Receptacle PanelESC: EscalatorEST: EstimateEVAP: EvaporatorEW: Each WayEWC: Electric Water CoolerEW & C: Electric Wiring and Communication EWH: Electric Water HeaterEX: Exposed Construction, ExitEXC: ExcavateEXCAV: ExcavateEXEC: ExecutiveEXG: ExistingEXH: ExhaustEXH AIR: Exhaust AirEXIST: ExistingEXP: Expansion, ExposedEXPN: ExpansionEXPP: Existing Patched and PaintedEXS: Extra StrongEXT: Exterior, ExtinguishEXTR: ExtrudeF: Degrees Fahrenheit, FuseF TO F: Face to FaceFA: Fire Alarm, Fresh AirFAB: FabricateFABR: FabricateFACP: Fire Alarm Control PanelFAG: Fire Alarm GongFAO: Finish All OverFAR: Floor Area RatioFAST: Fastener, FastenFB: Flat Bar, Face Brick, Floor BoxFBD: FiberboardFBM: Foot Board MeasureFBP: Fabric PanelFBRK: Fire BrickFC: File Cabinet, Foot Candle, Fault Current FD: Floor drainFDC: Fire Department ConnectionFDN: FoundationFDTN: FoundationFE: Fire ExtinguisherFEC: Fire Extinguisher CabinetFF: Far Face, Finished Floor, Factory Finish FFE: Finished Floor ElevationFF&E: Fixtures, Furnishings & Equipment FFL: Finished Floor LineFGL: FiberglassFGR: Fiberglass reinforcedFH: Flat Head, Fire HoseFHC: Fire Hose CabinetFHMS: Flat head machine screwFHR: Fire Hose RackFHS: Fire Hose StationFHWS: Flat Head Wood ScrewFHY: Fire HydrantFIL: FilletFIN: Finish, finishedFITG: FittingFIX: FixtureFIXT: FixtureFL: Floor, Fire LineFLASH: FlashingFLG: FlooringFLEX: FlexibleFLG: Flange, Flashing, FlooringFLR: FloorFLUOR: FluorescentFLX: FlexibleFM: Fire Main, Factory Mutual CompanyFND: Feminine Napkin Dispenser, FoundationFO: Finished OpeningFOB: Free On BoardFOC: Face of ConcreteFOF: Face of FinishFOS: Face of StudsFP: FireproofFPL: FireplaceFPM: Feet per minuteFPRF: FireproofFPS: Feet per SecondFR: Frame, Front, Fire RiserFRG: ForgedFRM: FrameFRPF: FireproofFRT: Fire RetardantFS: Full Size, Far Side, Federal Standards, Fused Switch, Floor Sink FSCW: Flush Solid Core WoodFT: Foot, Feet, Fully TemperedFTG: Footing, FittingFUR: FurredFURN: Furnish, FurnitureFURR: FurringFUT: FutureFVC: Fire Valve CabinetG: Gas, Girder, Gutter, GramGA: Gauge, GageGAGE: GaugeGAL: GallonGALV: GalvanizedGB: Grab Bar, Glass Block, Gypsum Board GC: General ContractorGCMU: Glazed Concrete Masonry Unit GD: Guard, Grade, Gutter DrainGEN: General, GeneratorGENL: GeneralGF: Ground FaceGFCI: Ground Fault Circuit Interrupted GFI: Ground Fault InterruptedGFRC: Glass Fiber Reinforced Concrete GI: Galvanized IronGKT: GasketGL: GlassGL BLK: Glass BlockGLB: Glass BlockGLVA: Globe ValveGLZ: GlazeGMU: Glazed Masonry UnitGND: GroundGOVT: GovernmentGP: Galvanized PipeGPDW: Gypsum DrywallGPH: Gallons Per HourGPL: Gypsum LathGPM: Gallons Per MinuteGPP: Gypsum Plaster PaintedGPPL: Gypsum PlasterGPS: Gallons Per SecondGR: Grade, Grille, GraniteGRAN: Granular, GraniteGRND: GroundGRTG: GratingGSS: Galvanized Sheet SteelGSU: Glazed Structural UnitGT: GroutGV: GalvanizedGVA: Gate ValveGVL: GravelGYP: GypsumGYP BD: Gypsum BoardH: HighHA: HectareHB: Hose BibHBD: HardboardHC: Hollow Core, Handicapped (better called Accessible" ) HCT: Hollow Clay TileHD: Head, Heavy DutyHDCP: Handicapped (better called " Accessible" )HDN: HardenHDR: HeaderHDW: HardwareHDWD: HardwoodHDWE: HardwareHEX: HexagonalHGR: HangerHGT: HeightHH: HandholeHHMB: Hex Head Machine BoltHID: High Intensity DischargeHK: Hook or HooksHKD: Hooked (re-bars)HL: Hydrant LineHM: Hollow MetalHMP: Hollow Metal, PaintedHNCG: Hollow Neoprene Compression GasketHOR: HorizontalHORIZ: HorizontalHOSP: HospitalHP: High Point, High Pressure, Horse PowerHPS: High Pressure Sodium, High Pressure SteamHR: HourHRS: Hot Rolled Steel, HoursHS: Heat StrengthenedHSG: HousingHT: Height, Heat, High Tension DuctHTG: HeatingHTR: HeaterHTW: High Temperature WaterHV: High VoltageHVAC: Heating, Ventilating & Air ConditioningHVY: HeavyHW: Hot Water, Heavy WallHWC: Hot Water Circulating, Heavy Wall ConduitHWD: HardwoodHWH: Hot Water HeaterHWR: Hot Water Recirculating Return HWS: Hot Water SupplyHWY: HighwayHYD: HydraulicHYDRO: HydrostaticHZ: Hertz (Cycles Per Second)I: Iron, Current (electrical)IBV: Indicating Butterfly ValveIC: Interrupting CapacityID: Inside DiameterIE: Invert ElevationILK: InterlockIMH: Inlet ManholeIN: InchINC: IncandescentINCAND: IncandescentINCIN: IncineratorINCL: Incline, IncludeINCR: IncreaseINFO: InformationINS: Insulate, InsulationINSP: InspectINSTL: InstallINSUL: InsulationINT: Interior, InternalINTERM: IntermediateINTM: IntermediateINV: InvertIP: Iron PipeIPS: Iron Pipe SizeIW: Indirect WasteJ: JoistJ-BOX: Junction BoxJAN: JanitorJB: Junction BoxJC: Janitor's ClosetJCT: JunctionJF: Joint FillerJST: JoistJT: JointK: Kilopound (1000 pounds), Kelvin (temperature) KAL: KalameinKCP: Keene's Cement PlasterKG: KilogramKIP: Kilopound (1000 pounds)KIT: KitchenKM: KilometerKO: KnockoutKP: KickplateKPL: KickplateKS: Kitchen SinkKVA: Kilovolt-AmpereKW: KilowattKWH: Kilowatt HourKWHR: Kilowatt HourL: Angle, Left, Length, Lighting Panel, Long, Line LA: Landscape Architect, Lightning Arrester LAB: Laboratory, LaborLAD: LadderLAM: Laminate, LaminatedLAT: LateralLAV: LavatoryLB: Pound (weight), Lag BoltLBL: LabelLBR: LumberLC: Light Control, Lead CoveredLCD: Liquid Crystal DiodeLCL: Linen ClosetLCM: Lead Coated MetalLD: Leader DrainLH: Left HandLIB: LibraryLIBR: LibraryLIN: LinearLINO: LinoleumLIQ: LiquidLKR: LockerLL: Live LoadLMS: LimestoneLN: LengthLNDG: LandingLNTL: LintelLOC: LocateLOCS: LocationsLP: Low Point, Low Pressure, Lighting Panel, Light Proof LPS: Low Pressure Sodium, Low Pressure SteamLR: Living RoomLS: Limestone, Loud SpeakerLT: Light, Low Tension Duct, Laundry TrayLTG: LightingLTL: LintelLT WT: LightweightLV: Low VoltageLVR: LouverLW: Light WeightLWC: Light Weight ConcreteLWDP: Louvered Wood Door, PaintedM: Meter, Motor, Thousand (brick), Bending Moment MACH: MachineMAINT: MaintenanceMAN; ManualMAR: MarbleMARB: MarbleMAS: MasonryMAT: MaterialMATL: MaterialMAX: MaximumMB: Mail Box, Machine Bolt, Mop BasinMC: Medicine Cabinet, Mineral CoreMCC: Motor Control CenterMCM: Thousand Circular Mils (electrical wire size) ME: Mechanical EngineerMECH: MechanicalMED: MediumMED CAB: Medicine CabinetMEMB: MembraneMERC: Mercury VaporMET: MetalMEZZ: MezzanineMFD: Manufactured, Metal Floor DeckMFG: Manufacturer, ManufacturingMFR: Manufacture, ManufacturerMH: ManholeMI: Malleable Iron, MilesMIKE: MicrophoneMIN: MinimumMIR: MirrorMISC: MiscellaneousMK: MarkML&P: Metal Lath & PlasterMLD: MoldingMLDG: MoldingMM: MillimeterMMB: MembraneMO: Masonry OpeningMOD: ModuleMONO: MonolithicMOV: MovableMP: Metal Acoustal PanelMPS: Medium Pressure SteamMR: Mop ReceptorMRD: Metal Roof DeckMT: Mount, MountedMTD: MountedMTL: Material, MetalMTR: MotorMUL: MullionMULL: MullionMV: Mercury VaporMWP: Maximum Working PressureMWK: MillworkN: North, NitrogenNAP: NapkinNAT: NaturalNATL: NaturalNB: " Nota Bene" Latin phrase for " Take Special Note" NC: Normally Closed, Noise CriteriaNEC: National Electrical CodeNEUT: NeutralNF: Near FaceNFWH: Non-freeze Wall HydrantNI: NickelNIC: Not In ContractNK: NeckNMT: Non-MetallicNO: Number, Normally OpenNOM: NominalNR: Noise ReductionNRC: Noise Reduction CoefficientNRP: Non-Removable PinNRS: Non Rising Steam ValveNS: Near SideNTS: Not To ScaleO: OxygenO TO O: Out to OutOA: Outside Air, OverallOB: ObscureOBS: ObscureOC: On CenterOD: Outside DiameterOF: Outside FaceOFF: OfficeOH: OverheadOHD: Overhead DoorOHMS: Oval Head Machine ScrewOHWS: Oval Head Wood ScrewOI: Ornamental IronOP: OpaqueOPG: OpeningOPNG: OpeningOPP: OppositeOPP H: Opposite HandOR: Outside RadiusORN: OrnamentalOSD Open Sight DrainOS&Y: Outside Screw & Yoke (valve)OUT: OutletOVFL: OverflowOW: Open WasteOZ: OunceP: Pitch, Power Panel, PaintP. LAM: Plastic LaminateP SL: Pipe SleevePA: Public AddressPAF: Powder Actuated FastenersPAR: ParallelPARTN: PartitionPASS: Passage, PassengerPB: Pull Box, Push Button, Panic BarPBD: Particle BoardPBMT: Preshimmed Butyl Mastic Sealant TapePB STA: Push Button StationPC: Pull Chain, Piece, Precast ConcretePCF: Pounds per cubic footPCPL: Portland Cement PlasterPD: Pump Discharge, Plaza DrainPDP: Paneled Door, PaintedPE: Porcelain Enamel, Professional EngineerPED: Pedestal, PedestrianPERF: Perforate, PerformancePERIM: PerimeterPERP: PerpendicularPFN: PrefinishedPG: Pressure GaugePH: Phase, Preheat, PhonePIV: Pivoted, Post Indicator ValvePJF: Preformed Joint FillerPKG: ParkingPKWY: ParkwayPL: Plate, Plan, Property Line, Plastic Laminate, Plastic PLAS: Plaster, PlasticPLAS LAM: Plastic LaminatePLBG: PlumbingPLF: Pounds Per Lineal FootPLG: PlumbingPLMBG: PlumbingPLTF: PlatformPLWD: PlywoodPLYWD: PlywoodPLUMB: PlumbingPNEU: PneumaticPNL: PanelPNT: PaintPOL: Polish, PolishedPORC: PorcelainPORT: PortablePOT W: Potable WaterPP: Plaster, Painted, Power Panel, Precast PanelPR: PairPRC: PrecastPRCST: PrecastPRE: PrefinishedPREFAB: PrefabricatedPRES: PressurePRESS: PressurePRF: PreformedPRFMD: PreformedPRI: PrimaryPRMLD: PremoldedPROT: Protection, ProtectivePRSTR: PrestressedPRTN: PartitionPRV: Pressure Reducing ValvePS: Plumbing StackPSC: Prestressed ConcretePSF: Pounds per square footPSI: Pounds per square inchPSIG: Pounds per square inch gagePT: Paint, Point, Part, Potential TransformerPTC: Post-Tensioned ConcretePTD: Painted, Paper Towel DispenserPTD/R: Combination Paper Towel Dispenser/Receptacle PTN: PartitionPTR: Paper Towel ReceptaclePV: PavingPVC: Polyvinyl ChloridePVF: Polyvinylidene FinishPVG: PavingPVMT: PavementPVT: PrivatePW: Pass WindowPWR: PowerQUAL: QualityQUANT: QuantityQT: Quarry Tile, QuartQTR: QuarterQTY: QuantityR: Riser, Radius, Resistance, Relay PanelR & S: Rod and ShelfRA: Return Air, Registered ArchitectRAD: Radius, RadiatorRADN: RadianRB: Rubber, Rubber Base, Resilient BaseRBC: Rubber Base (Coved),Rubberized Bituminous CompoundRBS: Rubber Base (Straight)RBT: RabbetRCF: Raised Computer FloorRCP: Reflected Ceiling Plan, Reinforced Concrete Pipe RD: Roof Drain, Round, Receptacle Distribution Panel REBAR: Reinforcing BarREC: ReceiverRECEP: ReceptacleRECP: ReceptacleRED: ReducerREF: Refer, Reference, RefrigeratorREFL: Reflected, ReflectorREFR: Refrigerate, RefrigeratorREG: Register, RegularREINF: Reinforcement, or ReinforceREM: Remove, RemovableREQ: Require, RequiredREQD: RequiredRES: ResilientRESIL: ResilientREST: ResistanceRET: Return, RetainingRETG: RetainingREV: Reverse, Revise, RevisionREV DR: Revolving DoorRF: RoofRFG: RoofingRGTR: RegisterRGH: RoughRGH OPNG:Rough OpeningRH: Right Hand, Reheat, Relative HumidityRHC: Reheat CoilRHMS: Round Head Machine ScrewRHR: Right Hand Reverse, ReheaterRHWS: Round Head Wood ScrewRM: RoomRMS: Root Mean SquaredRMV: RemoveRN: Riser NippleRO: Rough OpeningROB: Rod Out BasinROW: Right of WayRPM: Revolutions Per MinuteRPT: Repeat (like " Ditto" )RR: RailroadRT: Rubber Tile, RightRTR/RR Rubber Tread/Rubber RiserRVS: Reverse SideRVT: RivetRW: RedwoodRWC: Rain Water ConductorRWD: RedwoodRWL: Rain Water LeaderS: South, Sealant, Supply, SinkS4S: Surfaced 4 SidesS&M: Surfaced & MatchedS& S: Stained & SealedS&V: Stain & VarnishSACT: Suspended Acoustical TileSALV: SalvageSAN: SanitarySB: Setting Basin, Splash BlockSC: Solid Core, Short Circuit, Self Closing, Sill Cock SCD: Seat Cover DispenserSCFT: Structural Clay Facing TileSCH: ScheduleSCHED: ScheduleSCR: ScreenSCUP: ScupperSCWD: Solid Core WoodSD: Soap DispenserSE: Structural EngineerSEAL: SealantSEC: Second, Section, Secondary, Security System SECT: SectionSECY: SecretarySED: Sewage Ejector DischargeSEL: SelectSERV: ServiceSEV: Sewage Ejector VentSF: Square FootSFGL: Safety GlassSGG: Structural Glazing GasketSGS: Silicone Glazing SealantSH: Shelf, Sheet, ShowerSHR: ShowerSHT: SheetSHTH: SheathingSHTHG: SheathingSHWR: ShowerSIG: SignalSIM: SimilarSJS: Silicone Joint SealantSK: SinkSKL: SkylightSL: Siamese LineSLOT: SlottedSLV: SleeveSND: Sanitary Napkin DispenserSNGG: Sponge Neoprene Glazing GasketSNR: Sanitary Napkin ReceptacleSNT: SealantSP: Soil Pipe, Standpipe, Soundproof, Single PoleSPC: SpacerSPD: Sump Pump DischargeSPDT: Single Pole Double ThrowSPEC: Specification, SpecificationsSPECS: SpecificationsSPK: SpeakerSPL: SpecialSPLR: SprinklerSPM: Sprinkler MainSPP: Skim Coat Plaster PaintedSPST: Single Pole Single ThrowSQ: SquareSS: Stainless Steel, Set Screw, Soil Stack, Service Sink, Slop Sink SSD: Sub-soil DrainSSGS: Silicone Structural Glazing SealantSSK: Service SinkSSS: Silicone Sanitary SealantSST: Stainless SteelST: Straight, Storm WaterSTA: StationSTC: Sound Transmission ClassSTD: StandardSTG: Storage, SeatingSTGG: Structural Glazing GasketSTGR: StaggerSTIFF: StiffenerSTK: StackSTL: SteelSTM: SteamSTO: StorageSTOR: StorageSTP: Standard Temperature & Pressure, Standpipe STR: Straight (re-bars), Strainer, Structural, Starter STRL: StructuralSTRT: StraightSTRUC: StructuralSTRUCT: StructuralST W: Storm WaterSTWY: StairwaySUCT: SuctionSUPP: Supplementary, SupplementSUPT: SuperintendentSUR: SurfaceSUSP: Suspended, SuspendSV: Safety Relief ValveSW: SwitchSWBD: SwitchboardSWGR: SwitchgearSY: Square YardSYM: SymmetricalSYN: SyntheticSYS: SystemT: Tread, Thermostat, TeeT/: TopT&B: Top and BottomT& G: Tongue & GrooveT&P: Temperature & Pressure Relief ValveTAN: TangentTB: Towel BarTC: Top of Curb, TerracottaTCLO: Telephone ClosetTCS: Terne Coated Stainless SteelTD: Trench DrainTEL: TelephoneTEL CL: Telephone ClosetTEMP: Temporary, Tempered, TemperatureTEN: TenantTER: TerrazzoTERR: TerrazzoTERM: TerminalTGL: ToggleTH: ThermostatTHK: Thick, ThicknessTHKNS: ThicknessTHR: ThresholdTHRESH: ThresholdTHRM: ThermalTHRMST: ThermostatTHRU: ThroughTKBD: TackboardTL: Twist Lock (receptacle)TLT: ToiletTOL: ToleranceTP: Top of PavementTPD: Toilet paper DispenserTPH: Toilet Paper HolderTPTN: Toilet PartitionTR: Tread, TransomTRANS: Transformer, TranslucentTRAV: TravertineTRD: TreadTS: Time SwitchTSL: Top of SlabTST: Top of SteelTSTAT: ThermostatTT: Terrazzo Tile, Traffic ToppingTTC: Telephone Terminal ClosetTV: TelevisionTW: Top of Wall, Thin Wall (conduit), Tempered Water TYP: TypicalTZ: TerrazzoUC: UndercutUH: Unit HeaterUL: Underwriters' LaboratoriesUNEX: UnexcavatedUNEXC: UnexcavatedUNF: UnfinishedUNFIN: UnfinishedUNO: Unless Noted OtherwiseUON: Unless Otherwise NotedUP: UnpaintedUR: UrinalUSG: United States Gauge, United States Gypsum Company USS: United States StandardUT: UtilityV: Volt, Valve, Vinyl, Vent, VentilatorVA: Volt AmpereVAC: VacuumVACBR: Vacuum BreakerVAR: Varnish, VariesVAT: Vinyl Asbestos TileVB: Vapor Barrier, Valve Box, Vinyl Base, Vacuum Breaker VBC: Vinyl Base (Coved)vbs: Vinyl Base (Straight)VC: Varnished CambricVCP: Vitrified Clay PipeVCT: Vinyl Composition TileVENT: Ventilate, VentilatorVERT: VerticalVEST: VestibuleVF: Vinyl FabricVFGT: Vinyl Foam Glazing TapeVIF: Verify In the FieldVIN: VinylVIT: VitreousVLT: VaultVNR: VeneerVOL: VolumeVP: Vapor Proof, Vent PipeVR: Vapor Retarder, Vacuum Return, Vertical Riser VRM: VermiculiteVS: Vent StackVT: Vinyl TileVTR: Vent Through RoofVWC: Vinyl Wall CoveringW: West, Width, Wide, Watt, Waste, Water, Water Main W/: WithW/O: WithoutW&M: Washburn & Moen GaugeWAINS: WainscotWB: Wood BaseWC: WaterclosetWD: WoodWDP: Wood, PaintedWDSS: Wood, Stained & SealedWDW: WindowWF: Wide Flange (structural steel)WFS: Water Flow SwitchWG: Wired GlassWGL: Wire-GlassWH: Water Heater, Wall Hung, Wall HydrantWI: Wrought IronWIN: WindowWM: Wire Mesh, Water MeterWP: Waterproof, Working Point, Working Pressure, Weatherproof WPR: WaterproofingWPT: Working PointWR: Water Resistant, Water Repellant, Waste Receptacle WRSTP: WeatherstrippingWS: Weatherstripping, Water StopWSCT: WainscotWT: Weight, Water Table, WatertightWVNR: Wood VeneerWW: Window WallWWF: Welded Wire FabricXH: Extra HeavyX HVY: Extra HeavyX STR: Extra StrongYD: YardYR: YearAabbreviation ABBRacoustic ACSTacoustical tile ACT. or AT.adhesive ADD. or ADHadjustable ADJadjustable-trip circuit breaker ATCB aggregate AGGRaileron AILair conditioner A/Cair handler A/Hair tight ATalarm ALMalloy ALYalternating current ACaluminum Alambient AMBAmbulatory Health Care Center AHCC American National Standards Institute ANSI American Wire Gauge AWGammeter A or AMampere A or AMPampere interrupting rating AIR.amps Aanchor bolt ABanode Aantenna ANT.apartment APTappliance APPLapproved APPD or APVDapproximate APPROXapproximately APPROXarchitectural ARCH.architecture ARCH.area Aarea drain ADarmature A or ARM.asphalt ASPHasphalt tile AT.as required ARAssured Equipment GroundingProgram AEGPastragal AAuthority Having Jurisdiction AHJautomatic AU or AUTO automatic sprinkler AS auxiliary AUXavenue AVEazimuth AZBbasement BSMTbathroom Bbathtub BTbattery (electric) BAT.beam BMbearing BRGbearing plate BPL or BRG PL bedroom BRbenchmark BMblack BKblock BLKblocking BLKGblue BLboard BDboard foot BFbonding jumper BJboulevard BLVDbrake relay BRbrass BRSbrick BRKbridge BRDGbronze BRZbrown BRbuilding BL or BLDGbuilding line BLbuilt-up roofing BURbypass BYPCcabinet CAB.cable CACable Antenna Television CATV cantilever CANTILcapacitor CAP.cased opening COcasement CSMTcasing CSGcast iron CIcast-iron pipe CIPcast steel CScast stone CS or CSTcatch basin CBcathode Kceiling CLGcellar CELCelsius °Ccement CEMcement floor CFcenter CTRcenterline CLcenter-to-center C to C centigrade Ccentral processing unit CPU ceramic CERceramic tile CTceramic-tile floor CTFchannel CHANchapter CHchimney CHMcircuit CIR or CKTcircuit breaker CBcircuit interrupter CIcircular mils CMcleanout COclockwise CWcloset CLOcoarse CRScoated CTDcoaxial COAXCode-Making Panel CMPcold air CAcold water CWcolumn COLcompacted COMPconcrete CONCconcrete block CCB or CONC BLK concrete floor CCFconcrete pipe CPcondenser CONDconductor resistivity Kconduit C or CNDconstruction joint CJcontinuous CONTcontour CTRcontrol CONTcontrol joint CJ or CLJcontrol relay CRcontrol relay master CRM copper Cucorner CORcornice CORcorrugated CORR counterclockwise CCWcounter electromotive force CEMF county COcubic CUcubic foot CU FTcubic foot per minute CFMcubic foot per second CFScubic inch CU IN.cubic yard CU YDcurrent Icurrent transformer CTcut out COcycles per second CPSDdamper DMPRdampproofing DPdead load DLdecibel DBdeck DKdemolition DMLdepth DPdetail DET or DTLdiagonal DIAGdiagram DIAGdiameter D or DIAdimension DIM.dimmer DMRdining room DRdiode DIOdirect current DCdisconnect switch DS。

机械制造专业英语缩写AC=alternative current交流AGV=Automated Guided Vehicle自动导引小车AGVS= Automated Guided Vehicle System自动导引小车系统AMT=advanced manufacturing technology先进制造技术ANSI=American National Standards Institute美国国家标准协会APT=Automatically Programmed Tools自动数控程序BOM=Bill of Material物料清单CAA=Computer Aided Analysis Process计算机辅助分析过程CAD=Computer-Aided Design计算机辅助设计CADD=Computer-Aided Design Drafting计算机辅助设计制图CAE=computer aided engineering计算机辅助工程CAM=Computer-Aided Manufacturing计算机辅助制造CAIT=computer aided testing and inspection计算机辅助实验与检测CAPP=Computer Aided Process Planning计算机辅助工艺设计CHP=chemical Polishing 化学抛光CIM=Computer integrated manufacturing计算机集成制造CBN=Cubic Boron Nitride立方氮化硼CMM=Coordinate Measuring Machine三坐标测量机CNC=computer numerical control电脑数字控制DC=direct current直流DNC=Direct Numerical Control直接数字控制DOF=degrees of freedom自由度DXF=data exchange format数据交换格式ECM=Electrochemical Machining电解加工EBM=Electron beam machining电子束加工EDM=Electrical Discharge Machining电火花加工EGM= enhanced graphics module增强型图形模组FA=factory automation工厂自动化FDM=Fused Deposition Modelling熔融沉积成型FEA=Finite element analysis有限元分析FMC=flexible manufacturing component柔性制造单元FMS=Flexible Manufacturing System柔性制造系统Finite-element有限元Four-bar linkage四连杆机构GNC=graphical numerical control图形数控GT=Grease Trap润滑脂分离器HPM=hard-part machining硬态切削HSS=High-Speed-Steel高速钢IGES=initial graphic exchange specification初始图形交换规则ISO=International Standardization Organization国际标准组织IT=International Tolerance(grade)国际公差JIT=Just in Time准时生产LBM=Laser beam machining激光切削加工LED=light-emitting diode发光二级管LMC=least material condition最小实体状态LOM=Laminated Object Manufacturing叠层实体制造技术MMC=maximum material condition最大实体状态MATL=material材料MC=machining center加工中心NC=Numerical Control数字控制NMP=Nontraditional Manufacturing Processes特种加工技术PCB=printed circuit boards印刷电路板PLC=Programmable Logic Controller PLC控制PKW=parallel kinematics machine并联机床QTY=quantity required需求数量RGV=rail guided vehicle有轨自动导引小车RPM=Rapid Prototype Manufacturing快速成型技术SL= Stereo Lithography光固化成型SLA=Stereo Lithography Apparatus立体印刷技术/光固化立体造型SLS=Selective Laser Sintering选择性激光烧结USM=Ultrasonic Machining超声波加工VNC=voice numerical control声音控制WEDM=Wirecut Electrical Discharge Machining电火花线切割加工WJM/C=water-jet machining/cutting水射流切削3D PRINT 3D打印。

Engineer 工程PE: Products Engineer; 生产工程Process engineer 制程工程TE: Test Engineer 测试工程ME: Manufacturing Engineer; 制造工程; Mechanical Engineer 机械工程IE: Industrial Engineer 工业工程DCC: Document Control Center 文管中心BOM: Bill OF Material 材料清单ECN: Engineering Change Notice 工程变动公告TECN: Temporary Engineering Change Notice 工程临时变动公告ATY: Assembly Test Yield Total Yield 直通率TPM: Total Productivity MaintenancePM: Product Manager; Project ManagerECR: Engineering Change Request 工程变更申请ECO: Engineering Change Request 工程变更指令EN: Engineering Notice 工程通报WPS: Work Procedure Sheet 工作说明书ICT: In Circuit Test 电路测试P/R: pilot run; C/R control run T/R trial run 试做EVT: engineer Verification Test 工程验证测试DVT: Design Verification Test 设计验证测试MVT: Mass Verification Test 多项验证测试ORT: On Going Reliability Test 出货信赖性测试S/W:software 软件H/W: hardware 硬件DCN: Design Change Notice 设计变更通知PVT: Production Verification Test 生产验证测试MTF: Modulation Transfer Function 调整转换功能CAT: Carriage Alignment Tool 载器调整具ID: Industrial Design 工业设计(外观设计)PCBA: Printed Circuit Board Assembly 电路板组装F/T: Function Test 功能测试CCD: Charge Coupled Device 扫描仪之读器ERS: External Reference Spec 外部规格PMP: Production Management Plan 工程管理计划QA Quality Assurance 质量保证QRA :Quality & Reliability Assurance质量与可靠性保证MQA :Manufacturing Quality Assurance 制造质量保证DQA: Design Quality Assurance 设计质量保证QC: Quality Control 质量控制IQC: Incoming Quality Control 收益质量控制VQC: Vendor Quality Control 售货质量控制IPQC: In Process Quality Control 制程质量控制OQA: Out going Quality Control 出货质量控制QE: Quality Engineer 质量工程AQL: Acceptable Quality Level 可接受的质量水平DPPM: Defective Pieces Per Million units 百万件中有损件数PPM: Pieces Per Million 百万分之一CS: Custom Service 顾客服务MRB: Marerial Review BoardDMR Defective Material Report 材料缺陷报告RMA: Return Marerial Administration 材料回收处理Life Test 寿命测试T/C: Temperature Cycle 温度循环H/T: High Temperature Test 高温测试L/T: Low Temperature Test 低温测试ISO: International Standard Organization 国际标准化组织SPC: Statistic process control 统计过程控制5S: 整理.整顿.清理.清扫.素养VMI: Visual Mechanical Inspection 外观机构检验MIL-STD: Military Standard 美军标准SPEC: Specification 规格AVL: Approval Vendor List 合格厂商QVL: Qualified Vendor List 合格厂商FQC: Final Quality Control 最终质量控制OBA: Open Box Audit 成品检验EAR: Engineering Analysis RequestFAI: First Article Inspection 首件检验VQM: Vendor Quality Management 厂商质量管理CAR: Corrective Action Request 改进对策要求4M: Man; Machine; Material; Method 人,机,材,方法5M: Man; Machine; Material; Method; Mwasurment 人,机,材,方法,测量MTBF: Mean Time Between Failure 平均寿命TTL: TotalFIN Finance&Accounting 财务与账目P&L: Profit & LosePV : Performance Variance 现象差异3 Element of Cost = M,L,OM: Material 材料L: Labor 人力Overhead 管理费用Fix OH Fix Overhead 固定管理费用Var OH Variable Overhead 不定管理费用COGS Cost Of Goods Sold 工厂制造成本AR: Account Receivable 应收AP: Account Payable 应支MIS Management Information System 资迅管理系统IS: Information System 资迅系统IT: Information Technology 系统技术MRP: Material Requisition Plan 材料需求计划I2:Information Integration System 资迅整合系统SAP: System Application Programming 系统申请项目ERP: Enterprise Resource Programming 企业资源项目HR Human Resource 人力资源PR: Public relation 公共关系T/O: Turn Over Rate=Monthly T/O Total People*12 GR: General Affair 总务Organization 组织HQ Head Quarter 总公司Chairmen 主席Lite-On Group 光宝集团President总裁Executive Vice President 常务副总裁Vice President 副总裁HR Human Resource 人力资源部FIN Finance 财务Sales 销售R&D: Research & Developing 研发部QA: 质量保证QA DQA CSMIS: Management Information System 资迅管理系统PUR 采购PurchasingIMD: Image Management Division 影像管理事业部ITS: Information Technology System 计算机部QRA: Quality Reliability Assurance 品保部MFG: Manufacturing 制造部PMC: Production & Material Control 生(产)物(料)管(理) Materials 材料PC: Production Control 生产控制MPS: Mass Production Schedule 量产计划FGI: Finished goods Inventory 成品存货UTS: Units To Stock 存货单元WIP: Working In Process Inventory 在制品C/T: Cycle Time 循环时间,瓶颈WD: Working Days 工作天MTD: Month To Days 月初到今日(例如总表整理) YTD: Year To Days年初到今日SO: Sales Order 销售清单MO: Manufacture Order 制造清单BTO: Build To Order 订单生产P/N: Part Number 料号MC: Material Control 材料控制MRP: Material Requisition Plan 材料需求计划INV: Inventory 存货清单Inv Turn Over Days=INVS/NSB X WD 库存周转天数PSI: Production Shipping Inventory 预备待出货JIT: Just In Time 实时Safety Inventory 安全存量CKD: Completed Kits Delivery 全件组装出货SKD: Semi Kits Delivery 半件(小件)组装出货W/H: Warehouse 仓库Rec: Receiving Center 接收中心Raw MTL 原物料F/G: finish goods 成品Import/Export 进出口SI: Shipping Instruction 发货指令PL: Packing List 包装清单Inv: Shipping Invoice 出货发票ETD: Estimate Arrive 预估离开时间BL: Bill of Landing 提货单(海运)AWB: Air Way Bill 提货单(空运)MAWA: Master Air Way Bill 主提货单HAWB: House Air Way Bill 副提货单TEU: Twenty foot Equipment Unit(Contain) 二十英尺货柜FEU: Forty foot Equipment Unit(Contain) 四十英尺货柜CY: Container Yard 货柜场THC: Terminal Handing Charge 码头费ORC: Original Receiving Charge 码头费PUR: Purchasing 采购FOB: Free on Board 货运至甲板(离岸价)CIF: Cost Insurance Freight 成本+运费+保险OA: Open Account 开户TT: Telegram Transfer 电汇COD: Cash On DeliveryCRP: Cost Reduction Program 降低成本方案PR: Purchasing Requisition 采购申请PO: Purchasing Order 采购单MFG Manufacturing Production 制造生产DL: Director Labor 直接人工IDL: Indirect Labor 间接人工DLH: Direct Labor Hours 直接工时Productivity=UTS/DLHPPH: Pieces Per Hour 每小时件数Efficiency=Actual/Target(%)DT: Machine Down Time 停机时间AI: Auto Insertion 自动插入MI: Manual Insertion 人工插入SMD: Surface Mount Device 表面粘着零件SMT: Surface mount technology 表面粘着技术B/I: Burn In(for how many hours at how many degree) 烧机WI: Work Instruction 工作说明SOP: Standard Operation Procedure 作业指导书R/I: Run In 运转机器ESD: Electrical Static Discharge 静电释放MP: Mass Production 量产CTQ:Critical To Quality 品质关键点。

则1总英文缩写词用在以英文注释的图纸和技术文件中。

用中文注释的1 1．图纸和技术文件，除特殊规定外，一般不采用。

英文缩写词用大写和小写两种字母书写。

在绘制工程设计图纸1．2时，一律采用大写字母。

在编制设计标准（规定）和技术文件时，除非另有规定，应尽量使用在本英文缩写词中给出的形式。

2缩写词中文英文缩写地脚螺栓Anchor Bolt AB绝对的Abs Absolute文摘、摘要Abstract Abs帐、帐目A/C Account交流电Alternating Current AC补充、补遗、附录Add Addendum允许的缺陷标准 ADL Acceptable Defect Level连接器、接头 Adapter Adpt绝对误差 AE Absolute Error声发射检验Acoustic Emission Examination AET美国钢结构学会American Institute of Steel AISCConstruction美国钢铁学会 AISIAmerican Iron and SteelInstitute铝Aluminium AL碱的、强碱的Alk Alkaline报警ALM Alarm交流、改变Alternate Alt周围的Ambient Amb数量、金额AmountAmt无水的AnhydrousAnh美国国家标准学会 ANSIAmerican National StandardInstitute美国石油学会American Petroleum Institute API设备App Apparatus附录、补遗 App Appendix应用的Applied Appl适当的、合适的Appl Applicable大约、近似Approximate Approx附录、附件 Appx Appendix布置 Arrangement Arrgt合金钢Alloy steel AS石棉Asb Asbestos海拔高度Above Sea LevelASL美国金属学会ASM American Society for Metals美国机械工程师学ASMEAmerican Society of Mechanical会 Engineers装配Assem Assembly美国材料试验学会ASTMAmerican Society for Testingand Materials大气 AtmosphereAtm大气压Atmosphere pressure atm自动Auto Automatic辅助设备、辅助的Auxiliary Aux有效的、可用的 Available Avail平均Average Avg电弧焊Arc welding AW自动焊Automatic Welding AW美国线规 Wire Gauge美国焊接学会American WeldingAWS(AWI)Society(Institute)巴氏合金Babbitt Metal BAB折流板、缓冲板 Baf Baffle滚珠轴承Ball Bearing BB中心距、轴间距BC Between Centers螺栓中心圆 BC Bolt circle放空、放料Blow downBD基础工程设计数据BEDD Basic engineering design data 在…之间 Bet Between斜角、坡口Bevel Bev背面、反面BF Back face法兰盖（盲法兰）BF Blind flange布氏硬度值Brinell hardness number BHN界区BL Battery Limit界区线Battery Line BL载荷数据表Bill of Loading B/L盲板Blind Bld黑色Blk Black空白Blank Blk基准标志BM Bench Mark弯矩BM Bending Moment材料表Bill of Material B/M (BOM)底Bot Bottom背压Back Pressure BP底板BP Base plate基本要求Basic Requirements BR轴承 Bearing BRG支架 Bracket BRKT黄铜 Brass Brs两边Both SideBS英国标准British Standard BS平衡表 BS Balance Sheet筐BasketBskt英国热量单位BTU British Thermal Unit后视图 BV Back View碟阀 BV Butterfly Valve冷冻盐水Brine Vater BW对焊 BW Butt Welding伯明翰线规Birmingham Wire Gauge BWG英国焊接研究协会BWRA.British Welding ResearchAssociation摄氏度数C Centigrade(degree)化学分析 CA Chemical Analysis腐蚀裕量CA Corrosion Allowance计算 Calc Calculate能力、容量 Cap Capacity铸造合金钢 CAS Cast Alloy Steel触媒、催化剂Cat Catalyst目录、样本 Catg Catalog中心距C-C(C/C) Center to center复cc carbon copy 写（纸复制）本立方厘米cc cubic centimeter反时针方向Counter clockwise CCW冷拉的、冷拔的Cold Drawn CD焊条 CE Covered Electrode离心的Centrifugal Cent离心力 CF Centrifugal Force连续角焊缝 Continuous Fillet Weld CFW重心 Center of Gravity CG表面硬化Case-HardeningCH章节Chapter Ch倒角、斜角、斜面 Cham Chamfer通道、沟槽、管ChannelChan箱、槽钢检查Check Chk铸铁CI Cast Iron到岸价格 Insurance and Freight CIF Cost，圆周、环向Circumference Circ 等级、类别CL Class中心线 CL Center Line间隙ClearanceCL低合金铸钢Cast Low Alloy Steel CLAS质量中心CM Center of Mass冷凝液Condensate Cnds清除CO Clean Out公司Co Company系数Coef Coefficient柱、塔Column Col组合Comb Combination比较Compare Comp化合物、复合的 Comp Compound组分Compn Composition混凝土Concrete Conc浓度Concentration Conc导体 Cond Conductor条件Condition Cond联接、接口 Conn Connection常数、恒定的 Constant Const结构 Construction Const控制ControlCont包含Contain Cont内容、含量 Cont Content公司 Corp Corporation腐蚀Corrosion Corr厘泊 CP Centipoise压力中心 CP Center of Pressure管箍 Cpl Coupling联轴节 CouplingCplg氯丁橡胶Chloroprene Rubber CR碳钢CS Carbon Steel中心截面 CS Center Section铸造、铸件 Casting CSTG中心 Center Ctr冷却水 Cooling Water CW连续焊Continuous Welding CW循环Cy Cycle气缸、圆筒Cyl Cylinder密度 Density D二倍、双 DoubleDbl详细工程设计数据 Detail Engineering Design Data DEDD 定义Definition Def度、等级Deg Degree部门 Department Dept设计Design Des详细Detail Det确定、决定Determination Detn偏差Deviation Dev装置 Device Dev设计公式 Design Formula DF偏斜DeflectionDf直径Diameter Dia图 Diag Diagram尺寸 Dim Dimension方向 Dir Direction排出、出口 Discharge Disch分布 Distr Distribution部分、区分 Div Division静载荷、自重Dead load DL文件、资料Doc Document设计压力DP Design Pressure压差、分压 DP Differential Pressure钻孔Drill Dr驱动Dr Drive静重、自重DW Dead weight脱盐水DW Demineralized Water图Dwg Drawing东EastE弹性系数EC Elasticity Coefficient 偏心Ecc Eccentric电炉EF Electric Furnace效率Eff Efficiency例如exempli gratia eg有效功率EHP Effective Horsepower膨胀节EJ Expansion joint标高Elevation EL弯头 Elbow Elb电的Electric Elec元素、元件Element Elem椭球的、椭圆的Ellip Ellipsoidal事故、紧急EmergencyEmerg、Emer密封、封闭Enclosure Encl工程、设计 Engrg、Eng Engineering防爆Explosion Proof EP设备Eq Equipment公式、方程式 Eq Equation当量 Eq Equivalent静电ES Electrostatic估计 EST Estimate电渣焊Electro-Slag Welding ESW涡流检验ET Eddy Current Examination 等等etc et cetera (and so on)蒸发 Evap Evaporate例如Ex Example过剩、超过 Ex Excess检验 Exam Examination废气、排气 Exh Exhaust膨胀Exp Expansion实验的 Exptl Experimental外部Ext External极端的Ext Extreme全部加工 FAO Finish All Over传真FAX Facsimile扁钢FB Flat Bar熔剂芯弧焊（手工FCAWFlux Cored Arc Welding焊）基础Foundation Fdn给水 FDW Feed Water平面 Flat Face FF现场制造 Field Fabricated F/F图FigureFig加工、完成Finish Fin满载 FL Full Load挠性Flexible Flex法兰Flg Flange离岸价格 FOB Free On Board免费 FOC Free Of Charge锻件Forg Forging安全系数 FOS Factor Of Safety频率Frequency FREQ锻钢FST Forged Steel英尺Ft Feet管件、装配 Ftg Fitting全真空. Full Vacuum新鲜水 FW Fresh Water现场焊接 FW Field Weld角焊缝 FW Fillet Weld平均值GA General Average加仑 Gal Gallon一般、总的Gen General发电机、发生器Genr Generator槽面 GF Groove Face玻璃Gl Glass地面标高GL Ground Level气体保护金属极电GMAWGas Metal Arc Welding弧焊接地、地面Ground Gnd政府 Govt Government一般用途、通用 General Purpose GP等级 Grade Gr重力GravityGr地面Ground Grd分组、类 Grp GroupGross weight Gr- wt 总重、毛重HB Brinell Hardness 布氏硬度烃类 HC Hydrocarbon大容量High Capacity HC压头HD Head六角 Hex Hexagon手孔Hand Hole HH水平、卧式Hor Horizontal马力hp Horsepower高压 HP High Pressure洛氏硬度 HR Rockwell Hardness小时HourHR(hr)C级洛氏硬度HRC Rockwell C Hardness高压蒸汽 HS High Pressure Steam肖氏硬度HS Shore Scleroscope Hardness高压蒸汽凝液 HSC High Pressure Condensate 高温HT High Temperature热处理HT Heat Treatment水压试验Hydrostatic Test HT维氏硬度 HV Vickers Hardness重的、重型的Hvy Heavy热水 HW Hot Water中间冷却水Inter Cooling Water ICW内径 ID Inside Diameter交接面IF Interface说明、图解 Illustration Illus进口 Inlet IN英寸Inchin包括Including incl指示 Ind Indicate保温 Ins Insulation检验INSP Inspection安装 Instl Installation内部的 Int Internal中间的 Int Intermediate间歇的、间断的 Intmt Intermittent输入/输出I/O Input/Output连接、接头 Jt Joint公斤Kilogram KG千瓦Kilowatt KW(kw)低合金钢Low Alloy Steel LAS磅pound lb液位控制器LC Level Control长度Leng Length凹面Female Face LF长的Long Lg液位计Level Glass LG左手 LH Left Hand线性的Lin Linear液体Liquid Liq搭接 Lj Lap joint松套LJ Lapped Joint凸面 LM Male Face对数平均温差 Logarithmic Mean Temperature LMTDDifference液氮 Liquid Nitrogen LN正常液位 Level Normal LN衬里LiningLng液化天然气Liquefied Natural Gas LNG润滑油 Lo Lubrication oil低 Lo Low全长Length Over-All LOA \总长位置 LOC Location对数（以10Log Logarithm(to the base 10) 为底）纵向Long Longitudinal低压Low PressureLP液化石油气 LPG Liquefied Petroleum Gas低温Low Temperature LT气密试验LT Leak Testing有限Limited Ltd字母、信Letter Ltr润滑Lubricate Lub搭接焊 LW Lap Welding对焊长颈Long Welding Neck LWN纵向焊缝Longitudinal Welded Seam LWS米、公尺Meter M(m)机器Machine Mach维修Maint Maintenance材料l) Material'Mat(Mat最大允许工作压力MAWPMaximum Allowable WorkingPressure最大Max Maximum最低设计金属温度 MDMTMin. Design MetallicTemperature机械的Mechanical Mech制造的 Manufactured Mfd制造商 Manufacturer Mfr毫克MilligramMG(mg)人孔Manhole MH熔融指数 MI Melt Index熔化极惰性气体保MIGMetal Inert Gas Arc Welding护焊最小Minimum Min分钟MIN(min) Minute金属包复垫片 MJG Metallic Jacketed Gasket标志Mark Mk毫升ml Milliliter毫米Millimeter mm中压 MP Medium Pressure最大许用浓度 Maximum Permissible MPCConcentration中压蒸汽 MS Medium Pressure Steam中碳钢 MS Medium Steel平均海平面 MSL Mean Sea Level磁粉检测 MT Magnetic Particle Examination平均温差 MTD Mean Temperature Difference安装、装配 Mtd Mounted材料试验报告MTR Material Testing Report测量单位MU Measurement Unit平均值 MV Mean Value矿渣棉MW Mineral Wool北 N North不适用的NA Not Applicable天然的 NAT Natural国家的 NationalNatl美制粗牙螺纹 America National Coarse Thread NC无损检验 Nondestructive Testing NDT负NegativeNeg美国细牙螺纹American National Fine Thread NF螺纹管接头、短节 Nipple Nip名义Nominal Nom正常Normal Nor接管 NozzleNOZAmerican Standard Straight Pipe 美国标准直管螺纹 NPSThreadNPSHA Net Positive Suction Head 有效汽蚀裕量AvailableNPSHR Net Positive Suction Head 要求汽蚀裕量RequiredNPT American Standard Taper Pipe 美国标准锥管螺纹ThreadNT Net Tonnage 净吨数Normal Temperature and Pressure 标准温度和压力NTP Not To Scale 不按比例 NTS数、编号、号码Number Num目标、对象 Obj Object操作特性OC Operating Characteristic外径OD Outside Diameter平炉OH Open Hearth操作 Oper Operating对面、相反 Opp Opposite外半径 OR Outside Radius外环 OR Outside Ring方位Orien Orientation高架的、顶部的Ovhd Overhead氧Oxyg Oxygen页Page P压力PressureP平行Parallel Par节、段 Para Paragraph件 Pc Piece聚乙烯 PE Polyethylene工艺流程图Process Flow Diagram PFD性能Perform Performance功率因素 PF Power Factor管道和仪表流程图Piping & Instruments Diagram PID 板Pl Plate气、气动Pneumatic Pneum订货单 PO Purchase Order便携式、轻便Portable Port正Posit Positive位置PositionPosit十亿分之几Parts per billion ppb百万分之几Parts per million ppm产品 Prod Product项目、工程Project Proj聚苯乙烯PolystyrenePS磅/平方英尺 Pounds per square feet psf磅/平方英寸 Pounds per square inch psi液体渗透检测Liquid Penetrants Examination PT 聚四氟乙烯PTFE Polytetrafluoroethylene聚醋酸乙烯 Polyvinyl Acetate PVA聚乙烯醇PVAL Polyvinyl Alcohol聚氯乙烯PVC Polyvinyl Chloride 焊后热处理PWHTPost Weld Heat Treatment质量保证Quality Assurance QA质量控制Quality Control QC数量QuantityQty质量Quality Qual半径 R Radius径向 Rad Radial洛氏硬度 RC Rockwell Hardness往复式Reciprocate Recip再循环Recirc Recirculate建议、推荐 Recom Recommended参照、基准Reference Ref耐火材料Refract Refractory调节器Regulator Reg再生器、再生塔 Regen Regenerator加强Reinforce Reinf相对Rel Relative报告Report Rep重复Repeat Rep要求、需要的Required Reqd修改、版次 REV Revision评论、检查Review Rev旋转、转数Revolution Rev突台面Raise face RF相对湿度Relative Humidity RH右手RH Right Hand均方根Root Mean Square RMS旋转RotatingROT转/revolutions per minute rpm 分转/revolutions per second rps 秒射线照相检验RT Radiographic Examination北SouthS埋弧焊Submerged Arc Welding SAW刻度、比例ScaleSc标准状态（温度压SC Standard Condition力）表号、管厚号、进SCH Schedule度秒Sec Second剖面、节、段 Sec Section节、段Segment Seg分离器Sep Separator次序、顺序 Seq Sequence比重Specific Gravity SG轴马力SHP Shaft Horsepower国际单位制SI Standard International信号Signal Sig固体Sld Solid手工焊Shield Metal Arc Welding SMAW无缝的Seamless Smls平焊（法兰）Slip on SO溶液Sol Solution备件Spare parts SP特殊的、专门的Sp Special静压力SP Static pressure说明、规定Specification Spec比重SpGr Specific Gravity方形、平方Square Sq消除应力SR Stress Relief不锈钢Stainless Steel SS站 Station Sta标准 Standard STD标准重量 Standard Weight STDWT钢SteelSTL标准温度和压力Standard Temperature and STP PressureSuc Suction 吸入补充Suppl Supplement车间焊接SW Shop Welding点焊SW Spot Weld承插焊（法兰）SW Socket Welding安全工作压力SWP Safety Working Pressure符号、标志SYM Symbol对称SYM Symmetry系统SYS System吨T Ton碳化钨Tungsten Carbide TC技术TechniqueTechTubular Exchanger Manufacturers 管壳式换热器制造TEMAAssociation商协会（美国）温度 Temp TemperatureTerminal Term 终端、接头ThicknessThk 厚度Tungsten Inert Gas Arc Welding钨极惰性气体保护TIG焊TL Tangent line 切线公差 Tol Tolerance总 Total Tot输送器Transfer Trans总重Total Weight TW定位焊Tack Welding TW典型、标准TypicalTyp统一标准粗牙螺纹 Unified National Coarse Thread UNC 统一标准细牙螺纹Unified National Fine ThreadUNF尺寸过小 US Undersize超声波探伤Ultrasonic Examination UT抗拉强度极限Ultimate Tensile Strength UTS真空Vacuum Vac蒸汽Vap Vapor变化、变量Var Variable速度Vel Velocity垂直Vertical Vert体积 Vol Volume宏观（目测）检查VT Visual Testing瓦W Watt焊缝线Welding Line WL水线Water LineWLWelding Procedure Specification WPS 焊接工艺规程Working Pressure工作压力 WP焊接研究委员会WRCWelding Research Committee（美国）WS Water Supply 供水重量WTWeight风速W/V Wind Velocity XX-Ray 射线 XR码 Yard Yd屈服点 YP Yield Point年YrYear。