下载文档原格式
Automotive DDR4 SDRAM MT40A2G8MT40A1G16FeaturesNotes:1.Not all options listed can be combined to define an offered product. Use the part catalog search on for available offerings.2.The ×4 device is not offered and the mode is not supported by the x8 or x16 device even tho ugh some ×4 mode descriptions exist in the data sheet.3.The UT option use based on automotive usage model. Contact Micron sales representative if you have questions.Notes:1.Refer to the Speed Bin Tables for additional details.•V DD = V DDQ = 1.2V ±60mV •V PP = 2.5V, –125mV, +250mV •On-die, internal, adjustable V REFDQ generation •1.2V pseudo open-drain I/O •Refresh time of 8192-cycle at T C temperature range:–64ms, at –40°C to 85°C–32ms, at >85°C to 95°C–16ms, at >95°C to 105°C–8ms, at >105°C to 125°C•16 internal banks (x8): 4 groups of 4 banks each•8 internal banks (x16): 2 groups of 4 banks each•8n -bit prefetch architecture•Programmable data strobe preambles•Data strobe preamble training•Command/Address latency (CAL)•Multipurpose register READ and WRITE capability•Write leveling•Self refresh mode•Low-power auto self refresh (LPASR)•Temperature controlled refresh (TCR)•Fine granularity refresh•Self refresh abort•Maximum power saving•Output driver calibration•Nominal, park, and dynamic on-die termination(ODT)•Data bus inversion (DBI) for data bus•Command/Address (CA) parity•Databus write cyclic redundancy check (CRC)•Per-DRAM addressability•Connectivity test•JEDEC JESD-79-4 compliant•sPPR and hPPR capability•AEC-Q100•PPAP submission Options 1Marking •Configuration –2 Gig x 82G8–1 Gig x 161G16•78-ball FBGA package (Pb-free) – x8–7.5mm x 11mm – Rev. F AG •96-ball FBGA package (Pb-free) – x16–7.5mm x 13mm – Rev. F TD •Timing – cycle time –0.625ns @ CL = 22 (DDR4-3200)-062E •Product certification –Automotive A •Operating temperature –Industrial (–40° ≤ T C ≤ 95°C)IT –Automotive (–40° ≤ T C ≤ 105°C)AT –Ultra-high (–40° ≤ T C ≤ 125°C)UT •Revision :F Table 1: Key Timing Parameters Speed Grade 1Data Rate (MT/s)Target CL-n RCD-n RP t AA (ns)t RCD (ns)t RP (ns)-062E 320022-22-2213.7513.7513.75Table 2: AddressingParameter2048 Meg x 81024 Meg x 16 Number of bank groups42Bank group address BG[1:0]BG0Bank count per group44Bank address in bank group BA[1:0]BA[1:0]Row addressing 128K (A[16:0])128K (A[16:0])Column addressing 1K (A[9:0]) 1K (A[9:0])Page size11KB2KBNotes:1.Page size is per bank, calculated as follows:Page size = 2COLBITS× ORG/8, where COLBIT = the number of column address bits and ORG = the number of DQ bits. Figure 1: Order Part Number ExampleExample Part Number: MT40A1G16KH-062E AAT:EContentsImportant Notes and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 General Notes and Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Industrial Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Automotive Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Ultra-high Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 General Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Definitions of the Device-Pin Signal Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Definitions of the Bus Signal Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Functional Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Ball Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Ball Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Package Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 State Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 RESET and Initialization Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Power-Up and Initialization Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 RESET Initialization with Stable Power Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Uncontrolled Power-Down Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Programming Mode Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Mode Register 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Burst Length, Type, and Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 CAS Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Test Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Write Recovery (WR)/READ-to-PRECHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 DLL RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Mode Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 DLL Enable/DLL Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Output Driver Impedance Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 ODT R TT(NOM) Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Additive Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Rx CTLE Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Write Leveling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Output Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Termination Data Strobe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Mode Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 CAS WRITE Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Low-Power Auto Self Refresh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Dynamic ODT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Write Cyclic Redundancy Check Data Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Mode Register 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Multipurpose Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 WRITE Command Latency When CRC/DM is Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Fine Granularity Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Temperature Sensor Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Per-DRAM Addressability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Gear-Down Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Mode Register 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Hard Post Package Repair Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Soft Post Package Repair Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 WRITE Preamble . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55READ Preamble . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 READ Preamble Training . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Temperature-Controlled Refresh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Command Address Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Internal V REF Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Maximum Power Savings Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Mode Register 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Data Bus Inversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Data Mask . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 CA Parity Persistent Error Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 ODT Input Buffer for Power-Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 CA Parity Error Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 CRC Error Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 CA Parity Latency Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Mode Register 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 Data Rate Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 V REFDQ Calibration Enable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 V REFDQ Calibration Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 V REFDQ Calibration Value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Truth Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 NOP Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 DESELECT Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 DLL-Off Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 DLL-On/Off Switching Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 DLL Switch Sequence from DLL-On to DLL-Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 DLL-Off to DLL-On Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Input Clock Frequency Change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 Write Leveling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 DRAM Setting for Write Leveling and DRAM TERMINATION Function in that Mode . . . . . . . . . . . . . . . . . . . . . . . 73 Procedure Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Write Leveling Mode Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 Command Address Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 Low-Power Auto Self Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Manual Self Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Multipurpose Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 MPR Reads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 MPR Readout Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 MPR Readout Serial Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 MPR Readout Parallel Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86 MPR Readout Staggered Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 MPR READ Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 MPR Writes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 MPR WRITE Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 MPR REFRESH Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 Gear-Down Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 Maximum Power-Saving Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Maximum Power-Saving Mode Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Maximum Power-Saving Mode Entry in PDA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 CKE Transition During Maximum Power-Saving Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 Maximum Power-Saving Mode Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 Command/Address Parity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100 Per-DRAM Addressability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107V REFDQ Range and Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111V REFDQ Step Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111V REFDQ Increment and Decrement Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112V REFDQ Target Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116Connectivity Test Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118Pin Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118Minimum Terms Definition for Logic Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119Logic Equations for a x4 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119Logic Equations for a x8 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120Logic Equations for a x16 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120CT Input Timing Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120Excessive Row Activation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122Post Package Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123Post Package Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123Hard Post Package Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123hPPR Row Repair - Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124hPPR Row Repair – WRA Initiated (REF Commands Allowed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124hPPR Row Repair – WR Initiated (REF Commands NOT Allowed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .126sPPR Row Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127hPPR/sPPR/MBIST-PPR Support Identifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130ACTIVATE Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130PRECHARGE Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131REFRESH Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132Temperature-Controlled Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134Normal Temperature Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134Extended Temperature Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134Fine Granularity Refresh Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136Mode Register and Command Truth Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 t REFI and t RFC Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 Changing Refresh Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139Usage with TCR Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139Self Refresh Entry and Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139SELF REFRESH Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141Self Refresh Abort . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .143Self Refresh Exit with NOP Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .144Power-Down Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146Power-Down Clarifications – Case 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151Power-Down Entry, Exit Timing with CAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .152ODT Input Buffer Disable Mode for Power-Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154CRC Write Data Feature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .156CRC Write Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .156WRITE CRC DATA Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .156DBI_n and CRC Both Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157DM_n and CRC Both Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157DM_n and DBI_n Conflict During Writes with CRC Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157CRC and Write Preamble Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157CRC Simultaneous Operation Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157CRC Polynomial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157CRC Combinatorial Logic Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .158Burst Ordering for BL8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .159CRC Data Bit Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .159CRC Enabled With BC4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .160。
气体的流通时间的英语Gas Flow Duration: A Technical Insight.Gas flow duration, often referred to as residence time, is a crucial parameter in various industrial processes and scientific experiments. It represents the average time a gas particle spends within a specific system or volume before exiting. Understanding and controlling gas flow duration is essential for ensuring efficient and effective operations in various fields, ranging from combustion engines to chemical reactors.1. Factors Influencing Gas Flow Duration.Gas flow duration is influenced by several factors, including the properties of the gas itself, the geometry and dimensions of the flow passage, and the external conditions such as temperature and pressure.Gas Properties: The density, viscosity, and molecularweight of the gas directly affect its flow behavior. Lighter gases with lower viscosities tend to flow more rapidly, resulting in shorter residence times.Flow Passage Geometry: The shape, size, and internal obstructions of the flow passage play a crucial role. Narrow passages or those with sudden changes in direction can increase flow resistance and, subsequently, residence time.External Conditions: Variables like temperature and pressure affect gas density and, indirectly, its flow duration. Higher temperatures can lead to increased gas expansion, reducing density and potentially speeding up flow. Conversely, increased pressure can compress the gas, leading to slower flow rates.2. Applications of Gas Flow Duration.Gas flow duration is crucial in various industrial and scientific applications.Combustion Engines: In internal combustion engines, controlling the residence time of the air-fuel mixture is essential for efficient combustion. Short residence times can lead to incomplete combustion, resulting in power losses and increased emissions.Chemical Reactors: Chemical reactors rely on precise control of gas flow duration to ensure maximum reaction efficiency. By adjusting residence time, one can optimize reaction rates and yields.Air Filtration Systems: In air purification andfiltration systems, gas flow duration determines how long contaminants are exposed to filters. Longer residence times improve contaminant removal efficiency.3. Measurement and Control of Gas Flow Duration.Accurate measurement and control of gas flow duration are key to achieving desired outcomes in various applications. Instruments like flow meters, pressure sensors, and temperature gauges are used to monitor andadjust gas flow parameters.Flow Meters: These devices measure the rate and volume of gas flow, providing critical data for calculating residence time.Pressure and Temperature Monitors: By monitoring and controlling pressure and temperature, one can indirectly influence gas flow duration, adjusting it to meet specific process requirements.Control Valves: Control valves are used to regulate gas flow rate, thus affecting residence time within a system. By adjusting valve settings, operators can fine-tune gas flow duration to optimize performance.4. Challenges and Solutions in Managing Gas Flow Duration.Managing gas flow duration presents several challenges, particularly in complex systems with multiple interacting factors.Flow Instabilities: Fluctuations in gas flow rate can lead to inconsistent residence times, affecting process reproducibility and reliability. To address this, one may employ flow stabilization techniques or use more sophisticated control systems.Thermal and Pressure Fluctuations: Changes in temperature and pressure within a system can significantly affect gas flow duration. To mitigate these effects, one may need to implement temperature and pressure control mechanisms to maintain stable operating conditions.Complex Geometry: Complex flow passage geometries can make accurate residence time calculations challenging. In such cases, computational fluid dynamics (CFD) modeling can be employed to simulate and predict gas flow behavior.In conclusion, gas flow duration is a crucial parameter in various industrial and scientific applications. Understanding its influencing factors, developing measurement and control strategies, and addressingassociated challenges are essential for optimizing gas flow systems and achieving desired outcomes.。
timazite 绿磐闪安岩timber piled jetty 木桩突栈桥码头timber sheet pile bulkhead 木板墙护岸timber 木材timber-crib breakwater 木笼式防波堤timbering 支护timbre 音色time adjustment 时间调整time and frequency standards 时频基准time anomaly 时间异常time base circuit 时基电路time base 时基time basis 时间基线time between overhaul 大修周期time branch 时间分叉time break 时代间断；起爆信号time card 计时卡片time charge 折时计费time charter party 期租合同time charter vessel 期租船time charter 定期租船合同time check 时间校验time clock detonator 定时雷管time clock 时钟脉冲time code control 时间对比time code 时间编码控制time constant 时间常数time consuming 费时的；消耗时间的time control pulse 时控脉冲time curve 时间曲线time cut-out 定时断流器time cycle controller 定时控制装置time cycle 时间周期time delay interval 延时间隔time delay 时间延迟time dependent 不稳定的time deposit 定期存款time depth conversion 时深转换time difference 时差time discretization 时间离散化time division system 时间分割制time division 时间划分time domain equalizer 时域均衡器time domain processing 时间域处理time domain sampling theorem 时间域采样定理time domain simulation 时域模拟time domain 时间域time draft 远期汇票time effect 时间效应time equivalence 等时代time factor 时间因素time frame 期限time gain control 时间增益控制time gate 时间门time gear 正时齿轮time history 随时间的变化time horizon 时间层time increment index 时间增量指数time increment 时间增量time integral 时间积分time interval averaging method 时间间隔平均法time interval of advancement 时间前进间隔time interval 时间间隔time invariant convolution 时不变褶积time keeping 时间记录time lag 时滞time lead 时间超前time limit for filing claims 索赔期限time limit 期限time line 等时线time loan 定期贷款time magnification 时间放大倍数time mark 时标time match 时间拟合time meridian 标准子午线time migration after stack 叠后时间偏移time migration 时间偏移time model 时间模型time modulation 时间调制time multiplex technique 时分多路传输技术time of advent 到达时间time of afterflow 续流时间time of arrival 到达时间time of delivery 交货时间time of incidence 入射时间time of shipment 装船时间time optimal control 时间最优控制time path 时距曲线；时间路径time phase 时间相位；时间阶段time plot 时间曲线图time program command 时间程序指令time proof 耐久的time pull-up 时间上拉time pushdown 时间下降time quadrature 90度时间相移time range 时间范围time recorder 计时器time recovery error 时间恢复误差time relay 时间替续器；时间继电器time resolution 时间分辨能力time risk 时间风险time sag 反射时间下弯time sampling interval 时间采样间隔time saving one trip system 节省时间的一步法装置time saving 节省时间的time scale 地质时代表time scan 时间扫描time schedule 工作进度表time section 时间剖面time sequence 时序time sequential routine 时间编排time series analysis 时序分析time series forecasting 时间序列预测time series 时间序列time settlement curve 时间沉降曲线time sharing computer 分时计算机time sharing 分时time shift sum 时移求和time shift 时移time shutter 曝光时间time signal 时间信号time slice orientation 时间切片方位time slice 时间切片time slot 时隙time standard generator 时间标准发生器time step index 时步指数time step 时步time structure contours 等时间构造图time structure map 等时间构造图time study 测时time surface 时间界面time switch 定时开关time system 计时制time taking 时间的读数；时刻度；计时；费时间的time tested 经时间检验的time tie 时间连接点time transaction 定期交易time unit 时代单位time utility 时间效用time variant deconvolution 时变反褶积time variant 时变time varint filtering 时变滤波time varying filter 时变滤波器time varying gain 时变增益time wage 计时工资time window 时窗time yield 蠕变time zero 时间计算起点time zone 时区time-alarm 时限报警time-average equation 时间平均方程time-averaged association 筹时组合time-base generator 时基发生器time-beating display 时间-方位显示器time-break channel 爆炸信号道time-clocked intermitter 间歇气举的定时控制器time-contour map 等时线图time-contrast-index curve 时间-反差指数曲线time-correlated photograph 标有时间记录的相片time-correlation 时代对比；时间相关time-cumulative relationship 时间-累积产量关系曲线time-cycle type sampler 定时循环取样器time-delay device 时滞装置time-delay element 延时元件time-delay reaction 延迟反应time-delay relay 延时继电器time-delay valve 延时阀time-delayed pilot sweep 时延控制扫描time-dependent load 随时间变化的载荷time-dependert flow 不稳定流动time-depth chart 时间-深度曲线time-depth stepout 时深失调time-development 定时显影time-displacement operator 时移算子time-distance curve 时-距time-distance graph 时-距图time-division multiplexer 分时多路转换器time-domain filtering 时域滤波time-domain induced polarization method 时间域激发极化法time-domain operator 时间域算子time-domain reflector 时域反射层time-domain sounding 时间测深法time-domain technique 时间范畴法time-frequency collision avoidance system 时-频避撞系统time-frequency modulation 时频调制time-invariant synthetic 时不变合成资料time-invariant 时间不变量；不随时间改变的time-lag relay 时滞继电器time-lapse logging 时间推移测井time-lapse photography 延时摄影time-lapse technique 时间推移法time-like curve 类时曲线time-like direction 类时方向time-like variable 类时变数time-like 类时time-limit valve 定时阀time-limited function 时限函数time-marker 时间标志层time-of-flight ultrasonic flowmeter 飞行时间超声波流量计time-out 暂停time-parallel strata 同时岩层time-pulse generator 时钟脉冲发生器；时标脉冲发生器time-regulated hydraulic jar 控时液压震击器time-resolved 时间分辨的time-rock span 时间-地层间隔time-rock unit =time-stratigraphic unit 时代-地层单位time-sampling 时间采样time-scale match 时间坐标拟合time-shared bus 分时总线time-sharing procedure 时分法time-since-circulation 从泥浆循环停止算起的时间time-slice map 时间切片图time-space coefficient 时-空系数time-space domain 时空域time-space span 时空间隔time-stratigraphic correlation 时代地层对比time-stratigraphic unit 时间-地层单元time-stratigraphy 时代地层学time-stretching 时间拉伸time-temperature index 时-温指数time-to-depth conversion 时深转换time-transgressive formation 跨时代地层time-transgressive 时进的time-transitional 穿时的time-travel curve 时距曲线time-trend analysis 时间趋势分析time-up 时间已到time-valocity pick pair 时间-速度拾取对time-variable correction 时变校正time-variable filtering 时变滤波time-variant diapersion effect 时变波散效应time-variant dmo 时变倾角时差time-variant regriding 时变重组网格time-variant scale 时变比例time-varing inverse operator 时变反算子time-varying inverse filter 时变反滤波器time-varying time scale 时变时间比例尺time-varying 时变的timecost optimization 时间成本优化timed print 定时打印timed sequence 定时程序timed shipment 定期装运timed 定时的timedrive 时间驱动timekeeper 计时员；钟表timeliness 及时；适时timer 计时器timetable 时间表timevalue concept 时间价值概念timeworker 计时工人timing capacitor 定时电容timing circuit 计时电路timing code 计时码timing cycle 定时循环timing device 定时装置timing diagram 定时图timing error 计时误差timing gear 定时齿轮timing line signal 记时线信号timing line 计时线timing of water injection 注水时机timing pip 定时脉冲timing range 定时范围timing register 计时器timing relay 延时继电器timing resistor 定时电阻timing sampling 定时取样；脉冲调幅timing sequence 时序timing signal 计时信号timing track 计时道timing up 感光时间timing watch 定时钟timing wave 记时波；定时信号timing word 计时字码timing 计时timing-line interval 计时线间隔timiskamian 提米斯卡明组(ar timken machine 铁姆肯摩擦试验机timken 铬镍钼耐热钢timm 热电子集成微模电路tims 热红外多波谱扫描仪tin bronze 锡青铜tin can 白铁听tin chloride 氯化锡tin epoxy succinate 环氧琥珀酸锡tin filling 装听tin hat 保护帽tin 锡；镀锡；马口铁tin-coat 包锡tin-foil condenser 锡箔电容器tin-plate 镀锡铁皮tincal 原硼砂tincalconite 三方硼砂tinction 着色tincture 色泽tinder 火绒tine 叉tinfoil 锡箔tinge 色调tingocephalus 丁氏头虫属tinidur 钛镍铬耐热合金tinkal =tincaltinman 白铁工tinned sheet iron 白铁皮tinned 镀锡的tinner 锡矿工人tinol 锡焊膏tinsel 金属丝tinstone 锡石tint screen 色调荧光屏tint 色调tintmeter 比色计tiny balloon 空心微球tinzenite 锰斧石tio stage cillar 上部分级接箍tioughniogan 提奥纽格阶tip bit 尖钻头tip car 自卸卡车tip clearance 齿顶间隙；叶尖与船体间隙tip jack 塞孔tip over 翻倒tip screenout 尖端脱砂；砂堵tip 尖端tip 终端接口处理机tip-heap bedding 尖顶层理tip-line fold 尖顶褶皱tiphon 底辟作用tipped bit 补强钻头tipper 自卸卡车tipping 翻转tipple 翻车机tiptop 绝顶tir scanner 热红外扫描仪tir 目标照射雷达tir 热红外线tir 总读数tire chain 轮胎防滑链tire 轮胎tirecut 轮胎割痕tiros 电视和红外观测卫星tis 测试仪表系统tis 技术情报服务处tissue dissolution 细胞分解tissue paper 薄纱纸tissue 组织titan 巨人titanate crosslinker 钛酸盐交联剂titanate 钛酸盐titanaugite 钛辉石titania type electrode 钛型焊条titania 二氧化钛titanite 榍石titanium capacitor 钛介质电容器titanium carbide 碳化钛titanium compound 钛化合物titanium dioxide 钛白titanium nitride 氮化钛titanium tetrachloride 四氯化钛titanium 钛titanolite 榍石岩titanomagnetite 钛磁铁矿titer 滴定度tithonian =portlandian 提通阶title block 标题栏title examination 资格审查title page 报告首页title slide 字幕幻灯片title 权利；所有权；产权；标题titlst 冠军保持者titrable acidity 可滴定酸度titrable =titratabletitrant 滴定剂titratable 可滴定的titrate 滴定；被滴定液titration apparatus 滴定装置titration error 滴定误差titration method 滴定法titration 滴定titrator 滴定器titre =titertitrimeter 滴定计titrimetric method 滴定法titrimetry 滴定法tittle 一点点tiu 下井仪接口单元tjosite 斜辉煌岩tl 测试线路tl 传播损失tl 发射逻辑tl 井温测井tl 热发光tl 试验荷载tl 总荷载tlctlcp 薄层色谱板tlgctll 时间推移测井tlp mooring system 张力腿平台系泊系统tlp 张力腿平台tlst 下井仪测井状态tlv 阈限值tlwp 张力腿井口平台tm 磁带标志tm 吨-英里tm 横向磁场tm 技术备忘录tm 技术手册tm 扭矩tm 商标tm 时间调制tm 温度计tm 下井仪模块tm 遥测技术tm 真平均值tm 终端手册tm 专题绘图仪tm 铥tma 热-机分析tmd 多门热中子衰减时间测井tmd 总测量深度tmd-l 热中子多门衰减岩性测井仪tmkpr 计工员tmmf 双矿物骨架标志tms 四甲基硅烷tms 特种作图仪模拟器tn 吨tn 工程符号tn 检验数tn 商品名tn.l. 长吨tn.sh. 短吨tnfa 喷嘴总过流面积tnt 三硝基甲苯炸药to each according to his work 各尽所能to 定时断开to 断开to 工具打开to 技术命令to 见反面to-and-fro movement 往复运动toarcian 托尔阶toaster 烘炉；祝酒人tob 钻头扭矩tobermorite 雪硅钙石toc 电视中心toc 水泥顶部toc 水泥环顶部toc 氧气顶吹转炉toc 总有机碳toc 总有机质含量tocp 水泥塞顶部tod 总需氧量today 今日；当代todisporites 托第蕨孢属toe crack 焊趾裂纹toe slope 山麓坡toe structure 趾状构造toe weld 趾部焊缝toe 脚趾toe 一端带螺纹toe 油当量吨toe 总有机萃取物toeing 斜向toellite 英云闪玢岩toenail 斜钉；用斜钉钉牢toeplitz matrix 托布里兹矩阵toeplitz property 托布里兹性质toeplitz recursion 托布里兹递归算法toeset 趾积层tof 落鱼顶部toggle bolt 带套环螺栓toggle flip-flop 反转触发器toggle joint 肘接toggle switch 搬扭开关toggle valve 肘节阀toggle 肘节toh 从井中起出tokai bank 东海银行token 记号tokognathus 生颚牙形石属tokyo 东京tol 衬管顶部tol 甲苯tol 可容许的tol 容限；公差tolerable limit 容许极限tolerable time step size 允许步差大小tolerance clearance 配合间隙tolerance deviation 容许偏差tolerance limit 允许极限tolerance of station 测站限差tolerance on fit 配合公差tolerance parameter 容许参数tolerance range 容许限度tolerance system 公差制度tolerance 公差toll office 长途电话局toll 钟声；捐税tollite =toellitetoluate 甲苯酸酯toluene diamine 甲苯二胺toluene diisocyanate 甲苯二异氰酸酯toluene disproportionation catalyst 甲苯歧化催化剂toluene disproportionation 甲苯岐化toluene sulfonate 甲苯磺酸盐toluene 甲苯toluidine 甲苯胺toluol =toluenetolyl 甲苯基tom 总有机质tombac =tombaktombak 德国顿巴黄铜；铜锌合金tombolo 陆连岛tome 册tomite 托姆藻煤tommy 定位销钉tomograhic model 层析成象模型tomogram 层析x射线照片tomograph 层析x射线摄影机tomographic image 层析图象tomographic inversion 层析成象反演tomographic map 层析图tomographic reconstruction 层析重建tomographic 层析成象的tomography 层析x射线摄影法tomoseis 彩色瞬时相位水平切片技术ton 吨ton 嗅阈值ton-mile 吨-英里tonal adjustment 色调调整tonal anomaly 色调异常tonal contrast 色调对比tonal difference 色调差tonal distortion 色调失真tonal guide 色调指示tonal halo 色调晕圈tonal match 色调协调tonal range 色调梯度tonal semihalo 色调半晕tonal value 影象清晰度tonal variation 色调变化tonal 色调的；声音的tonalite 英闪岩tondal 吨达tone burst 猝发音tone dark 色调深tone light 色调浅tone pattern 色调图型tone separation 影调析离tone 音toner 调色剂tong bucket 吊钳平衡器tong dies 大钳牙板tong door 钳口tong gang 管道建造队的旧称tong head 钳头tong jerk line 大钳吊绳tong key 管钳牙tong line hanger 大钳吊绳悬挂器tong mark 钳牙刻痕tong pipe up 用吊钳上紧螺纹tong positioner 大钳定位器tong sister 姐妹钳tong space 钳位tong tester 钳型电表tong torque assembly 大钳扭矩总成tong torque gauge 大钳扭矩量测仪tong-torque control 大钳扭矩控制tongpull indicator 大钳拉力指示计tongrian 通格里阶tongs 管钳；钻井用大钳tongue of flame 火舌tongue 舌；岩舌tongue-and-groove coupling 舌槽榫合联轴器tongue-and-groove joint 舌槽接合tongue-and-groove labyrinth 复式企口tongue-groove block 企口块体tonguing 舌进tonite 徒那特tonkinella 小东京虫属tonn 吨位tonnage adjusting spacer 吨位调整垫tonnage output 以吨计的采油量tonnage oxygen 工业用氧tonne 公吨tonograph 张力描记器tonoloway 托诺洛威阶tonometer 音叉tonoscope 音高镜tonotron 雷达显示管tons oil equivalent 油当量吨tonsbergite 中长碱性正长岩tonstein 粘土岩tool azimuth angle 工具方位角tool bag 工具袋tool body 下井仪壳体tool box 工具箱tool construction 工具结构tool dolly 仪器推车tool dressing 钻具的整修tool eccentricity 仪器偏心率tool edge 刀刃tool extractor 捞钩tool face angle 工具面方位角tool face azimuth 装置方位tool head 刀架tool height gage 高度对刀规tool housing 仪器外壳tool interface 下井仪接口tool jack 钻具上紧螺纹装置tool joint box 内螺纹钻杆接头tool joint gage 工具接头规tool joint hard band 工具接头的硬合金抗磨圈tool joint leak detector 工具接头泄漏检测器tool joint locator 工具接头定位器tool joint lubricator 钻具接头润滑剂tool joint pin 外螺纹钻杆接头tool joint wobble 工具接头摆动tool joint 钻具接头tool kit 成套工具包tool length 仪器长度tool logging state 下井仪测井状态tool mark 工具牌号；工具痕tool master 标准工具tool module 下井仪模块tool operational data 下井仪操作数据tool outfit 全套工具tool power unit 下井仪电源tool pusher 钻井工地主任tool response model 仪器响应模型tool room 工具房tool sensitive matrix 仪器灵敏度矩阵tool set 成套工具tool shiner 钻头修理工tool slide 刀架tool standoff 下井仪的间隙；下井仪间隙器tool steel 工具钢tool string 下井仪器串；带地层测试器的管柱tool wrench 钻铤大扳手tool 工具tool-grinding machine 工具磨床tool-tilt 下井仪倾斜toolhouse 工具房tooling 工具tooljointcasing contact force 工具接头与套管接触力toolpusher 大斜度井测井系统tools to tubing substitute 钻具连接油管的接头tooth alignment error 齿向误差tooth angle 齿尖角tooth bearing 轮齿接触面tooth bending stress 轮齿弯曲应力tooth bit 钢齿轮钻头tooth clutch 齿式离合器tooth deflection 齿挠曲tooth depth 齿高tooth error 齿形误差tooth flat 牙齿磨平处tooth form 齿形tooth gear 齿轮tooth height 齿高tooth mesh 轮齿啮合tooth number 齿数tooth of wheel 轮齿tooth pitch 齿节tooth profile 齿廓tooth projection 牙齿的凸出高度tooth row 齿圈tooth wear coefficient 牙齿钝化系数tooth 齿tooth-wheel bit 牙轮钻头toothed bit 牙轮钻头toothed coupling 齿式联轴节toothed gear 齿轮toothed gearing 齿轮装置toothed rack 齿条toothed structure 齿状构造toothed wheel 齿轮toothing 装齿top allowable production 最高允许产量top bed 顶层top boundary 顶界top cap 上盖top cement plug 上胶塞；上部水泥塞top cement 水泥面top centre 上死点top choke 井口油嘴top circle 外圆top coat 面层top computer designer 高级计算机设计者top condition 最佳条件top conglomerate 顶砾岩top connecting collar 联顶节top control head 顶部控制头top cut 拔顶物top dead center 上死点top diameter 顶部直径top down 由顶向下top drive 上驱动top efficiency 最高效率top filling of tank car 铁路油槽车顶部装油top filling 顶部装油top fluid 上层流体top gear 高速top hold-down 上部压板top hole drilling 上部井段钻进top hole pressure 出口压力top hole 顶部井眼top jar 上击器top kill 顶部压井top lantern 桅顶灯top layer 顶层top light 桅顶灯top management 最高管理部门top of stroke 冲程上限top of tooth 齿顶top of well 井口top off 结束top open cage 上部开口阀罩top out 油罐液面与罐顶接触；油罐结束进油top overhaul 大修top packer 顶部封隔器top petrol tank 高位油箱top plate 顶板top plug 顶塞top pressure 最高压力top sample 顶部试样top sand 上部砂层top science 尖端科学top seal 顶部密封top sheave 天滑轮top shot 油层顶部射孔top slice 顶部切片top speed 最高速度top structure area 构造顶部区域top sub 上部接头top surface 顶面top tank air 油罐上部气层top the oil sand 钻到油层top tray 顶部塔盘top view 俯视图top wall 上盘top water 上部水top window 天窗top zero mark 上零点标记top 顶top 磷酸三辛酯top-discordance 顶部不谐调top-down packing 由上而下的沙丘式充填top-down programming 从顶向下编程序的top-drive hydraulic power head 顶部驱动液压动力头top-drive power head 顶部驱动动力头top-drive power swivel 顶部驱动水龙头top-out job 顶部固井作业top-packer method 上塞注水泥法top-quality 最优质的top-reef deposit 礁顶沉积top-secret 绝密的top-tray feed distillation column 顶部塔盘进料蒸馏塔top-up 充填到顶topaz 黄玉topazite 黄玉石topazolite 黄榴石topgallant mast 上桅tophet 镍铬铁耐热合金topic 专题toplap 顶超toplimit 上限topmark buoy 顶标浮标topmarks 顶标topmast 顶桅topnotch 顶点；第一流的topo-isostatic regional anomaly 地形-大地均衡区域异常topobiozone 地方生物带topocentric origin 站心原点topochemistry 局部化学topog 地形的topog 地形学topogram 内存储信息位置图示topographer 地形测量员topographic alignment 地形排列线topographic contour 地形等高线topographic correction 地形校正topographic depression 凹陷topographic drawing 地形图topographic entity 地形要素topographic expression 地形topographic grain 地形起伏趋向topographic high 隆起topographic hill 隆起topographic hillock 地形小丘topographic identification 地形辩认topographic image 形貌象topographic inequality 地形起伏topographic infancy 幼年地形topographic interpretation 地形解译topographic irregularity 地形不规则topographic lineament 地形线性要素topographic loading effect 地形负载效应topographic low 洼地topographic mapping 地形测绘topographic maturity 壮年地形topographic old age 老年地形topographic orthophotomap 地形正射影象地图topographic plotting 地形描绘topographic profile 地形剖面topographic projection 地形投影topographic prominence 地形突起topographic relief 地形起伏topographic rise 地形隆起topographic sheet 地形图图幅topographic unconformity 地形不整合topographic 地形的topographical crest 山脊线topographical cycle 地形旋回topographical map 地形图topographical surveying 地形测量topography 地形学topolog sheet 地形记录图表topological design 布局设计topological expression 拓扑表达式topological parameter 拓扑参数topological property 拓扑性质topological 拓扑学的；地志学的topology of pore network 孔隙网络拓扑结构topology register 布局寄存器topology 拓扑学；地志学topomap 地形图topontozone 地方生物带toponym 地名toponymy 地名学toposaic 相片镶嵌地形图topostratigraphic unit 地区性地层单位topostratigraphy 基础地层学topotozone 地方延限带topozone =topotozonetopped crude 拔顶原油topper 拔顶装置topping and hydroskimming refinery 拔顶-加氢炼厂topping off 装满关阀topping plant 前置机组topping 上部topping-up 充气tops 拔顶馏分topsailite 中辉煌岩topset 顶积层topside personnel 水面人员topside potential 支顶能力topside readout 地面读数topside 顶边topsides installation vessel 平台上层安装船topsy-turvy 颠倒topworks 执行机构tor 磁带输出寄存器tor 三次采油tor 突岩tor 无线电电传通信tor. 环tor. 转矩torbanite 富碳油页岩；藻烛煤torberite =torbernitetorbernite 铜铀云母torch burner 喷灯torch cut 火焰切割torch cutting 气割torch peat 蜡脂泥炭torch welding 气焊torch 火炬；焊炬torch-cut slot 气焰割缝torching 喷出火焰tori torus 的复数torispora 一头沉孢属toriyamaia 鸟山nfda3属tornado chart 旋风图版tornado dust collector 旋风除尘器tornado frac gun 旋风压裂射孔器tornado 旋风tornadotron 微波-亚毫米波转换电子谐振器；旋风管toroid winding 环形线圈toroid 圆环toroidal core 环形磁心toroidal coupled mwd 螺旋管耦合随钻测量系统toroidal ring 环圈toroidal throat 环形喉道toroidal transmitter 环形发射器toroidal 环形的toroisporis 具唇孢属torolite 枕形结核岩torpedo shell 爆炸筒torpedo 鱼雷；油井爆破筒torpedo-shaped vehicle 鱼雷形潜水器torpedoing 爆炸torq 转盘扭矩torque calibration factor 扭矩校准系数torque capacity 最大转矩torque characteristics 转矩特性torque converter 变矩器torque creep 扭矩传递滑差torque divider 扭矩分配器torque factor 捻系数torque failure 扭转破坏torque force 扭力torque gauge 扭矩仪torque indicator 转矩指示器torque jet 加捻喷嘴；转矩喷嘴torque key 转矩键torque load 扭转载荷torque magnetometer 转矩磁力计torque motor 转矩电动机torque multiplier 捻系数torque rating 扭矩测定；扭矩值torque reaction 扭矩反作用torque release 倒扣释放torque sensor 扭矩传感器torque sleeve 扭矩套torque spring 扭力弹簧torque switch 扭矩开关torque tension 加捻张力torque tube drive 转矩管传动torque turned coupling 扭矩旋转接箍torque wrench 转矩扳手torque yarn 捻回弹力纱torque yield 扭转屈服torque 扭矩torque-on-bit 钻头扭矩torque-tube transmission shaft 转矩管传动轴torque-turn device 自动旋紧管箍机torquematic transmission 转矩传动装置torquemeter 转矩计torquer 扭矩计torr 托torrent breccia 洪积角砾岩torrent 急流torrential cross-bedding 急流交错层理torrential delta 洪流三角洲torrential fanglomerate 洪积扇砾岩torrential plain 山麓洪积平原torrential 急流的torridonian 托里东组torse 可展曲面torsel 承梁木torsiogram 扭转振动图torsiograph 扭转振动记录仪torsion angle 扭转角torsion balance beam 扭秤臂torsion balance 扭秤；扭力平衡torsion bar 扭杆torsion crystal 晶体扭力应变图torsion fault 扭断层torsion fiber 扭丝torsion fracture 扭裂torsion fracture 扭裂；扭损裂纹torsion frequency 扭转频率torsion gage 扭力表torsion gravimeter 重力扭秤torsion hinge 扭转枢纽torsion impact test 扭力冲击试验torsion joint 扭转节理torsion load 扭力载荷torsion pendulum adsorption balance 扭秤torsion pendulum 扭秤torsion seismometer 扭力地震仪torsion shaft 扭转轴torsion spring balance 扭力弹簧秤torsion structure 扭曲构造torsion test 扭转试验torsion type 扭转式的torsion viscosimeter 扭转粘度计torsion wire 扭丝torsion 扭转torsional braid analysis 扭力带分析torsional capacity 扭转量torsional deflection 扭转变位torsional drag force 扭转阻力torsional elasticity 抗扭弹性torsional endurance limit 抗扭疲劳限torsional load 扭转载荷torsional moment 扭转力矩torsional resilience 抗扭回弹torsional rigidity 扭转刚度torsional shear stress 扭转剪应力torsional strength 抗扭强度torsional stress 扭应力torsional test 扭力试验torsional vibration 扭转振动torsional viscosimeter 扭力粘度计torsional wave 扭波torsional 扭转的；扭力的torsionmeter 扭力计torso mountain 剥蚀残山tort 侵权tortonian 托尔顿阶tortoniodus 扭牙形石属tortuosity factor 弯曲系数tortuosity ratio 曲折率tortuosity tensor 弯曲度张量tortuosity 曲折tortuous capillary 弯曲毛细管tortuous channel 弯曲河道tortuous fluid-flow pathway 流体弯曲流道tortuous 弯扭的torture test 疲劳试验torture 歪曲torus 圆环toryhillite 多霞钠长岩tos 磁带操作系统toscanite 紫苏流安岩tot 合计tot. 总计的；总数total acid number 总酸值total acidity 总酸度total adsorption coefficient 总吸收系数total alkalinity 总碱度total amplitude 总幅值total analysis 全分析total area 总面积total bulk 全岩total capacity 总能力total carbon 总碳量total charge 总金额total colloidal size content 胶体颗粒总含量total composite error 总综合误差total compressibility 综合压缩系数total content 总含量total correlation 全相关total cost 总成本total current 总电流total curvature 全曲率total degree 全次数total departure 总偏差total depth 总深度total derivative 全导数total differential 全微分total displacement 总排量；总位移total dissolved solids 总溶解固体量total draft 总牵伸；总拉伸total drilling cost 总钻井成本total efficiency 总效率total emission 全放射total energy balance 综合能量平衡total enthalpy 总焓total environment 总环境total error 总误差total expenses 总费用total field putput 油田总产量total flooded oil 总注水采油量total flow rate 总排量total flow 总流量total flowing mobility 综合流度total fluid production 总产液量total flux 总流入量total formation volume factor 总地层体积系数total frilling time 总钻进时间total gamma-ray count-rate 伽马射线总计数率total gas analysis recorder 全气体分析记录仪total gas factor 总气油比total gas-oil ratio 总气油比total grain surface 总颗粒面total head 总压头total heat 焓；热函；总热量total heave 总平错total hole angle 井总偏角total hook load 大钩总负荷total hydrocarbon peak 总烃峰total hydrocarbon 总烃total in phase voltage 总同相位电压total injectivity 总注入能力total intensity 总强度total latent heat 总潜热total lease production 矿区总产量total load 总负荷total major stress 总主应力total mass flow rate 总质量流量total mineralization 总矿化度total minor stress 总次应力total mobility 总流度total nozzle flow area 喷嘴总过流截面积total organic carbon 总有机碳total organic extracts 总有机萃取物total organic matter 总有机质total output 总产量total oxygen demand 总需氧量total percent of ash 全部灰分total pore space 总孔隙空间total porosity 总孔隙度total pressure drop 总压降total price 总价total probability 全概率total production 总产量total pump pressure 总泵压total quality control 全面质量控制total rainfall per year 年总降雨量total receiver voltage 总接收电压total recycle process 全循环过程total reflection 全反射total reflectometer 全反射仪total refraction 全折射total regression curve 总回归曲线total reserves 总储量total reservoir life 油藏总开采期限total reservoir volume 油层总体积total residue 总残留量total resources 总资源量total rock isochron 全岩等时线total safety system 总安全系统total salinity 总含盐度total section migration 总体剖面偏移total solids 全部固体颗粒total static head 总静压头total step iteration 整步迭代total stratigraphic range 总地层延限total stress 全应力total system 整个系统total tankage 总储存能力total throw 总落差total treatment 完全处理total unsaturates 总不饱和物total value 总值total vertical moment 总垂直动量total volatiles solid 总挥发性固体量total volume 总容量total water requirements 总需水量total water saturation 总含水饱和度total waterflood life 整个注水开发期total weight 总重total well control 绝对井控total 道达尔石油公司total 总的total-energy peak 全能峰total-flow-rate curve 总流量曲线total-grid 全部网格totaliser =totalizertotality 全体totalizer 加法器totally bounded 完全有界的totally buried 全埋没的totally continuous 完全连续的totally enclosed motor 全封闭式马达totally integrable 完全可积的totally unconsolidated formation 完全疏松的地层totco double-recording clinograph 托克双记录单点式测斜仪totco meter 托克井斜仪totco recorder 托克测斜仪totem 图腾；标记totiplanomural 全平壁的touch and go 一触即离的touch sensitive digitizer 触敏数字转换器touch type electrode 接触式焊条touch 接触touch-key 触摸式按键touch-tone signalling 按键式信号发送touch-up coating 局部修补涂层touch-up gun 补涂用喷枪touchdown point 触地点touchdown 着陆touchstone 试金石；试验标准tough drilling condition 困难钻井条件tough impermeable cake 坚韧不渗透泥饼tough 强韧的toughening agent 增韧剂toughner 增韧剂toughness factor 韧度因数；韧度率toughness index 韧性指数toughness test 韧度试验toughness 韧性tour report 钻井班报表tour sheet 值班日志tour treatment 班处理tour 旅行tour-type assignment 轮班tourist 旅行者tourmaline =tourmalinite 电气石tourmalinization 电气石化tourmalite 电英岩tournaisian 杜内阶tours antenna 环形天线tours of inspection 巡回检查tow cable 拖缆tow line 拉绳tow noise 拖缆噪声tow vessel 拖船tow 拖tow-cable 拖缆tow-to-sliver break spinning 丝束牵切成条纺纱法towage 拖towbar 牵引杆towboat 拖轮towed bird aem systems 吊舱式航空电磁系统towed bird system 吊舱系统towed electrode 挂在船尾的电极towed hydrophone 拖曳检波器towed sensor 拖曳探测器towed sonar 拖曳声呐tower antenna 塔状天线tower beacon 塔形立标tower crane 塔式起重机tower hand 钻塔工tower reactor 塔式反应器tower scrubber 塔式气体洗涤器tower slewing crane 塔式回转起重机tower 塔tower-type self-floating platform 自浮塔式平台towfish 拖鱼towhead 河中岛towing ahead 正拖towing astern 倒拖towing basin 船模试验池towing bitt 拖缆桩towing bridle 拖缆笼头towing depth 拖航深度towing hawser 拖缆towing light 拖曳信号灯towing rope 拖缆towing ship 拖船towing speed 拖速towing tank 船模试验池towing vessel 拖船towing winch 拖缆绞车towing 拖曳town gas 城市煤气town water 城市用水town-lot drilling 市区钻井township and village enterprises 乡镇企业township 六英里见方的地区toxic gas 有毒气体toxic ingredient 有毒成分toxic persistent material 持久性毒物toxic pollutants 毒性污染物toxic smog 青雾toxic substances control act 毒物控制法案toxic 有害的toxicant 毒物；有毒性的toxicide 解毒剂toxicity symptom 中毒症状toxicity 毒性；毒度toxicological detection 毒性检定toxicosis 中毒toxin 毒素toxinicide 解毒剂toxoid 类毒素tp 测试点tp 技术文献tp 接线点tp 三层tp 三极tp 三极的tp 三相tp 实际轮廓tp 实际位置tp 试验方法tp 试验计划tp 试验压力tp 温度传感器tp 训练计划tp 油管动态tp 油管压力tp 转折点tpc 关井油管压力tpd 吨每天tpf 油管流压tpf 锥度英尺tph 吨每小时tpi 钾含量指数tpi 每英寸齿数tpi 每英寸螺纹数tpi 入口泥浆温度tpj 三相接触点tpl 大斜度井测井tpm 吨每分tpm 吨每人tpo 出口泥浆温度tpo 传真tpr 热塑性橡胶tpr 温度剖面记录器tpr 钍钾比tpsi 关井油管压力tpt 温度压力传感器tpt 总流出时间tpt 总生产时间tpu 下井仪电源tqc 全面质量管理tqe 技术质量鉴定tr pt 转变点tr ratio 变速器减速比tr 包装箱tr 变送器tr 磁带记录器tr 第三系tr 技术报告。
