液压专业英语词汇流体传动 hydraulic power液压技术 hydraulics液力技术 hydrodynamics气液技术 hydropneumatics运行工况 operating conditions额定工况 rated conditions极限工况 limited conditions瞬态工况 instantaneous conditions 稳态工况 steady-state conditions 许用工况 acceptable conditions连续工况 continuous working conditions实际工况 actual conditions效率 efficiency旋转方向 direction of rotation公称压力 nominal pressure工作压力 working pressure进口压力 inlet pressure出口压力 outlet pressure压降 pressure drop;differential pressure背压 back pressure启动压力 breakout pressure 充油压力 charge pressure开启压力 cracking pressure 峰值压力 peak pressure运行压力 operating pressure 耐压试验压力 proof pressure 冲击压力 surge pressure静压力 static pressure系统压力 system pressure控制压力 pilot pressure充气压力 pre-charge pressure 吸入压力 suction pressure调压偏差 override pressure 额定压力 rated pressure耗气量 air consumption泄漏 leakage内泄漏 internal leakage外泄漏 external leakage层流 laminar flow紊流 turbulent flow气穴 cavitation流量 flow rate排量 displacement额定流量 rated flow供给流量 supply flow流量系数 flower factor滞环 hysteresis图形符号 graphical symbol液压气动元件图形符号 symbols for hydraulic and pneumatic components 流体逻辑元件图形符号 symbols for fluid logic devices逻辑功能图形符号 symbols for logic functions回路图 circuit diagram压力-时间图 pressure time diagram 功能图 function diagram循环 circle自动循环 automatic cycle工作循环 working cycle循环速度 cycling speed工步 phase停止工步 dwell phase工作工步 working phase快进工步 rapid advance phase快退工步 rapid return phase频率响应 frequency response重复性 repeat ability复现性 reproducibility漂移 drift 波动 ripple线性度 linearity线性区 linear region液压锁紧 hydraulic lock液压卡紧 sticking变量泵 variable displacement pump 泵的控制 control of pump齿轮泵 gear pump叶片泵 vane pump柱塞泵 piston pump轴向柱塞泵 axial piston pump法兰安装 flange mounting底座安装 foot mounting液压马达 hydraulic motor刚度 stiffness中位 neutral position零位 zero position自由位 free position缸 cylinder有杆端 rod end无杆端 rear end外伸行程 extend stroke内缩行程 retract stroke缓冲 cushioning工作行程 working stroke负载压力 induced pressure输出力 force实际输出力 actual force单作用缸 single-acting cylinder 双作用缸 double-acting cylinder 差动缸 differential cylinder伸缩缸 telescopic cylinder阀 valve底板 sub-plate油路块 manifold block板式阀 sub-plate valve叠加阀 sandwich valve插装阀 cartridge valve滑阀 slide valve锥阀 poppet valve阀芯 valve element阀芯位置 valve element position 单向阀 check valve液控单向阀 pilot-controlled check valve梭阀 shuttle valve压力控制阀 pressure relief valve 溢流阀 pressure relief valve 顺序阀 sequence valve减压阀 pressure reducing valve平衡阀 counterbalance valve卸荷阀 unloading valve直动式 directly operated type先导式 pilot-operated type机械控制式 mechanically controlled type手动式 manually operated type液控式 hydraulic controlled type流量控制阀 flow control valve固定节流阀 fixed restrictive valve 可调节流阀 adjustable restrictive valve单向节流阀 one-way restrictive valve 调速阀 speed regulator valve分流阀 flow divider valve集流阀 flow-combining valve截止阀 shut-off valve球阀 global(ball) valve针阀 needle valve闸阀 gate valve膜片阀 diaphragm valve蝶阀 butterfly valve噪声等级noise level放大器 amplifier模拟放大器 analogue amplifier数字放大器 digital amplifier传感器 sensor阈值 threshold伺服阀 servo-valve四通阀 four-way valve喷嘴挡板 nozzle flapper液压放大器 hydraulic amplifier颤振 dither阀极性 valve polarity流量增益 flow gain对称度 symmetry流量极限 flow limit零位内泄漏 null(quiescent) leakage 遮盖 lap零遮盖 zero lap正遮盖 over lap负遮盖 under lap开口 opening零偏 null bias零漂 null drift阀压降 valve pressure drop分辨率 resolution 频率响应 frequency response幅值比 amplitude ratio相位移 phase lag传递函数 transfer function管路 flow line硬管 rigid tube软管 flexible hose工作管路 working line回油管路 return line补液管路 replenishing line控制管路 pilot line泄油管路 drain line放气管路 bleed line接头 fitting;connection焊接式接头 welded fitting扩口式接头 flared fitting快换接头 quick release coupling 法兰接头 flange connection弯头 elbow异径接头 reducer fitting流道 flow pass油口 port闭式油箱 sealed reservoir油箱容量 reservoir fluid capacity气囊式蓄能器bladder accumulator 空气污染 air contamination固体颗粒污染 solid contamination 液体污染 liquid contamination空气过滤器 air filter油雾气 lubricator热交换器 heat exchanger冷却器 cooler加热器 heater温度控制器 thermostat消声器 silencer双筒过滤器 duplex filter过滤器压降 filter pressure drop 有效过滤面积 effective filtration area公称过滤精度 nominal filtration rating压溃压力 collapse pressure填料密封 packing seal机械密封 mechanical seal径向密封 radial seal旋转密封 rotary seal活塞密封 piston seal活塞杆密封 rod seal防尘圈密封 wiper seal;scraper 组合垫圈 bonded washer复合密封件 composite seal弹性密封件 elastomer seal丁腈橡胶 nitrile butadiene rubber;NBR 聚四氟乙烯 polytetrafluoroethene;PTFE优先控制 override control压力表 pressure gauge压力传感器 electrical pressure transducer压差计 differential pressure instrument液位计 liquid level measuring instrument流量计 flow meter压力开关 pressure switch脉冲发生器 pulse generator液压泵站 power station空气处理单元 air conditioner unit压力控制回路 pressure control circuit 安全回路 safety circuit差动回路 differential circuit调速回路 flow control circuit进口节流回路 meter-in circuit出口节流回路 meter-out circuit同步回路 synchronizing circuit开式回路 open circuit闭式回路 closed circuit管路布置 pipe-work管卡 clamper联轴器 drive shaft coupling操作台 control console控制屏 control panel避震喉 compensator粘度 viscosity运动粘度 kinematic viscosity密度 density含水量 water content闪点 flash point防锈性 rust protection抗腐蚀性 anti-corrosive quality便携式颗粒检测仪 portable particle counterSolenoid valve 电磁阀Check valve 单向阀Cartridge valve 插装阀Sandwich plate valve 叠加阀Pilot valve 先导阀Pilot operated check valve 液控单向阀Sub-plate mount 板式安装Manifold block 集成块Pressure relief valve 压力溢流阀Flow valve 流量阀Throttle valve 节流阀Double throttle check valve 双单向节流阀Rotary knob 旋钮Rectifier plate 节流板Servo valve 伺服阀Proportional valve 比例阀Position feedback 位置反馈Progressive flow 渐增流量De-energizing of solenoid 电磁铁释放二、介质类Phosphate ester (HFD-R) 磷酸甘油酯Water-glycol (HFC) 水-乙二醇Emulsion 乳化液Inhibitor缓蚀剂Synthetic lubricating oil 合成油三、液压安装工程Contamination 污染Grout 灌浆Failure 失效Jog 点动Creep爬行Abrasion 摩擦Retract(活塞杆)伸出Extension (活塞杆)缩回Malfunction 误动作Pickling 酸洗Flushing 冲洗Dipping process 槽式酸洗Re-circulation 循环Passivity 钝化Nitric acid 柠檬酸Argon 氩气Butt welding 对接焊Socket welding 套管焊Inert gas welding 惰性气体焊四、管接头Bite type fittings 卡套式管接头Tube to tube fittings 接管接头union 直通接管接头union elbow 直角管接头union tee 三通管接头union cross 四通管接头Mal stud fittings 端直通管接头Bulkhead fittings 长直通管接头Weld fittings 焊接式管接头Female connector fittings 接头螺母Reducers extenders 变径管接头Banjo fittings 铰接式管接头Adjustable fittings/swivel nut 旋转接头五、伺服阀及伺服系统性能参数Dynamic response 动态频响DDV-direct drive valve 直动式伺服阀NFPA-National Fluid Power Association 美国流体控制学会Phase lag 相位滞后Nozzle flapper valve 喷嘴挡板阀Servo-jet pilot valve 射流管阀Dither 颤振电流Coil impedance 线圈阻抗Flow saturation 流量饱和Linearity 线形度Symmetry 对称性Hysterics 滞环Threshold 灵敏度Lap 滞后Pressure gain 压力增益Null 零位Null bias 零偏Null shift 零飘Frequency response 频率响应Slope 曲线斜坡液压系统(hydraulic system)执行元件(actuator)液压缸(cylinder)液压马达(motor)液压回路(circuit)压力控制回路(pressure control)流量(速度)控制回路(speed control)方向控制回路(directional valve control)安全回路(security control)定位回路(position control)同步回路(synchronise circuit)顺序动作回路(sequeunt circuit)液压泵(pump)阀(valve)压力控制阀(pressure valve)、流量控制阀(flow valve)方向控制阀(directional valve)液压辅件(accessory)普通阀(common valve)插装阀(cartridge valve)叠加阀(superimposed valve液压英文资料流体传动hydraulic power液压技术hydraulics液力技术hydrodynamics气液技术hydropneumatics运行工况operatingconditions额定工况ratedconditions极限工况limitedconditions瞬态工况instantaneous conditions稳态工况steady-state conditions许用工况acceptableconditions连续工况continuousworking conditions 实际工况actualconditions效率 efficiency旋转方向directionof rotation 公称压力nominalpressure 工作压力workingpressure 进口压力inletpressure出口压力outletpressure压降 pressure drop;differentialpressure背压 back pressure启动压力breakoutpressure 充油压力chargepressure开启压力crackingpressure 峰值压力peakpressure运行压力operatingpressure 耐压试验压力proofpressure 冲击压力surgepressure静压力staticpressure 系统压力systempressure控制压力pilotpressure充气压力pre-chargepressure 吸入压力suctionpressure调压偏差overridepressure 额定压力ratedpressure耗气量 air consumption泄漏 leakage内泄漏 internal leakage外泄漏 external leakage层流 laminar flow紊流 turbulent flow气穴 cavitation流量 flow rate排量 displacement额定流量rated flow供给流量supply flow流量系数flower factor滞环 hysteresis图形符号graphical symbol液压气动元件图形符号symbols for hydraulic and pneumatic components 流体逻辑元件图形符号symbols forfluid logic devices逻辑功能图形符号 symbols for logicfunctions回路图 circuit diagram压力-时间图pressure time diagram 功能图 function diagram循环 circle自动循环automatic cycle工作循环working cycle循环速度cycling speed工步 phase停止工步dwell phase工作工步working phase快进工步rapid advance phase快退工步rapid return phase频率响应frequency responseHysterics 滞环Threshold 灵敏度Lap 滞后Pressure gain 压力增益Null 零位Null bias 零偏Null shift 零飘Frequency response 频率响应Slope 曲线斜坡液压系统(hydraulic system)执行元件(actuator)液压缸(cylinder)液压马达(motor)液压回路(circuit)压力控制回路(pressurecontrol)流量(速度)控制回路(speedcontrol)方向控制回路(directionalvalvecontrol)安全回路(securitycontrol)定位回路(positioncontrol)同步回路(synchronisecircuit)顺序动作回路(sequeuntcircuit)液压泵(pump)阀(valve)压力控制阀(pressurevalve)、流量控制阀(flow valve)方向控制阀(directionalvalve)液压辅件(accessory)普通阀(commonvalve)插装阀(cartridge valve)叠加阀(superimposedvalve四、管接头Bite type fittings 卡套式管接头Tube to tube fittings 接管接头union 直通接管接头union elbow 直角管接头union tee 三通管接头union cross 四通管接头Mal stud fittings 端直通管接头Bulkhead fittings 长直通管接头Weld fittings 焊接式管接头Female connector fittings 接头螺母Reducers extenders 变径管接头Banjo fittings 铰接式管接头Adjustable fittings/swivel nut 旋转接头五、伺服阀及伺服系统性能参数Dynamic response 动态频响DDV-direct drive valve 直动式伺服阀NFPA-National Fluid PowerAssociation 美国流体控制学会Phase lag 相位滞后Nozzle flapper valve 喷嘴挡板阀Servo-jet pilot valve 射流管阀Dither 颤振电流Coil impedance 线圈阻抗Flow saturation 流量饱和Linearity 线形度Symmetry 对称性Throttle valve 节流阀Double throttle check valve 双单向节流阀Rotary knob 旋钮Rectifier plate 节流板Servo valve 伺服阀Proportional valve 比例阀Position feedback 位置反馈Progressive flow 渐增流量De-energizing of solenoid 电磁铁释放二、介质类Phosphate ester (HFD-R) 磷酸甘油酯Water-glycol (HFC) 水-乙二醇Emulsion 乳化液Inhibitor缓蚀剂Synthetic lubricating oil 合成油三、液压安装工程Contamination 污染Grout 灌浆Failure 失效Jog 点动Creep爬行Abrasion 摩擦Retract(活塞杆)伸出Extension (活塞杆)缩回Malfunction 误动作Pickling 酸洗Flushing 冲洗Dipping process 槽式酸洗Re-circulation 循环Passivity 钝化Nitric acid 柠檬酸Argon 氩气Butt welding 对接焊Socket welding 套管焊Inert gas welding 惰性气体焊空气处理单元 air conditioner unit 压力控制回路 pressurecontrolcircuit安全回路 safety circuit差动回路differential circuit 调速回路 flowcontrol circuit 进口节流回路 meter-incircuit 出口节流回路 meter-outcircuit 同步回路synchronizing circuit 开式回路 opencircuit闭式回路 closedcircuit管路布置 pipe-work管卡clamper联轴器drive shaft coupling操作台control console控制屏control panel避震喉compensator粘度viscosity运动粘度 kinematicviscosity密度density含水量water content闪点flash point防锈性rust protection抗腐蚀性anti-corrosive quality 便携式颗粒检测仪 portableparticlecounterSolenoid valve 电磁阀Check valve 单向阀Cartridge valve 插装阀Sandwich plate valve 叠加阀Pilot valve 先导阀Pilot operated check valve 液控单向阀Sub-plate mount 板式安装Manifold block 集成块Pressure relief valve 压力溢流阀Flow valve 流量阀冷却器cooler加热器heater温度控制器 thermostat消声器silencer双筒过滤器 duplexfilter过滤器压降 filterpressure drop 有效过滤面积 effectivefiltrationarea公称过滤精度 nominalfiltrationrating压溃压力 collapsepressure填料密封 packingseal机械密封 mechanicalseal径向密封 radialseal旋转密封 rotaryseal活塞密封 pistonseal活塞杆密封 rod seal防尘圈密封 wiper seal;scraper 组合垫圈 bondedwasher复合密封件 compositeseal弹性密封件 elastomerseal丁腈橡胶 nitrilebutadiene rubber;NBR聚四氟乙烯polytetrafluoroethene;PTFE优先控制 overridecontrol压力表pressure gauge压力传感器 electricalpressuretransducer压差计differential pressureinstrument液位计liquid level measuringinstrument流量计flow meter压力开关 pressure switch脉冲发生器 pulse generator液压泵站 power station遮盖lap零遮盖zero lap正遮盖over lap负遮盖under lap开口opening零偏null bias零漂null drift阀压降valve pressure drop分辨率resolution频率响应 frequencyresponse幅值比amplitude ratio相位移phase lag传递函数 transferfunction管路flow line硬管rigid tube软管flexible hose工作管路 workingline回油管路 returnline补液管路replenishing line控制管路 pilot line泄油管路 drain line放气管路 bleed line接头fitting;connection焊接式接头 welded fitting扩口式接头 flared fitting快换接头 quick release coupling 法兰接头 flange connection弯头elbow异径接头 reducer fitting流道flow pass油口port闭式油箱 sealed reservoir油箱容量 reservoir fluid capacity 气囊式蓄能器bladder accumulator 空气污染 air contamination固体颗粒污染 solid contamination 液体污染 liquid contamination 空气过滤器 air filter油雾气lubricator热交换器 heat exchanger分流阀flow divider valve 集流阀flow-combining valve截止阀shut-off valve球阀global(ball) valve针阀needle valve闸阀gate valve膜片阀 diaphragm valve蝶阀butterfly valve噪声等级noise level放大器amplifier模拟放大器 analogue amplifier 数字放大器 digital amplifier传感器sensor阈值threshold伺服阀servo-valve四通阀four-way valve喷嘴挡板 nozzle flapper液压放大器 hydraulic amplifier颤振dither阀极性valve polarity流量增益 flow gain对称度symmetry流量极限 flow limit零位内泄漏 null(quiescent) leakage重复性repeat ability复现性reproducibility漂移drift波动ripple线性度linearity线性区linear region液压锁紧 hydrauliclock液压卡紧 sticking变量泵variable displacementpump泵的控制 control ofpump齿轮泵gear pump叶片泵vane pump柱塞泵piston pump轴向柱塞泵 axialpiston pump法兰安装 flangemounting底座安装 footmounting液压马达 hydraulicmotor刚度stiffness中位neutral position零位zero position自由位free position缸 cylinder有杆端rod end无杆端rear end外伸行程 extend stroke内缩行程 retract stroke缓冲cushioning工作行程 working stroke负载压力 induced pressure输出力force实际输出力 actual force单作用缸 single-acting cylinder双作用缸 double-acting cylinder 差动缸differential cylinder 伸缩缸telescopic cylinder阀valve底板sub-plate油路块manifold block板式阀sub-plate valve叠加阀sandwich valve插装阀cartridge valve滑阀slide valve锥阀poppet valve阀芯valve element阀芯位置 valve element position 单向阀check valve液控单向阀 pilot-controlled checkvalve梭阀shuttle valve压力控制阀 pressure relief valve 溢流阀pressure relief valve 顺序阀sequence valve减压阀pressure reducing valve 平衡阀counterbalance valve卸荷阀unloading valve直动式directly operated type先导式pilot-operated type 机械控制式 mechanically controlledtype手动式manually operated type液控式hydraulic controlledtype流量控制阀 flow control valve 固定节流阀 fixed restrictive valve 可调节流阀 adjustable restrictivevalve单向节流阀 one-way restrictivevalve调速阀speed regulator valve Solenoid valve电磁阀Check valve单向阀Cartridge valve插装阀Sandwich plate valve叠加阀Pilot valve先导阀Pilot operated check valve液控单向阀Sub-plate mount板式安装Manifold block集成块Pressure relief valve压力溢流阀Flow valve流量阀Throttle valve节流阀Double throttle check valve双单向节流阀Rotary knob旋钮Rectifier plate节流板Servo valve伺服阀Proportional valve比例阀Position feedback位置反馈Progressive flow渐增流量De-energizing of solenoid电磁铁释放Phosphate ester(HFD-R)磷酸甘油酯Water-glycol(HFC)水-乙二醇Emulsion乳化液Inhibitor缓蚀剂Synthetic lubricating oil合成油Contamination污染Grout灌浆Failure失效Jog点动Creep爬行Abrasion摩擦Retract(活塞杆)伸出Extension(活塞杆)缩回Malfunction误动作Pickling酸洗Flushing冲洗Dipping process槽式酸洗Re-circulation循环Passivity钝化Nitric acid柠檬酸 Argon氩气Butt welding对接焊Socket welding套管焊Inert gas welding惰性气体焊四、管接头Bite type fittings卡套式管接头Tube to tube fittings接管接头union 直通接管接头union elbow直角管接头union tee三通管接头union cross四通管接头Mal stud fittings端直通管接头Bulk head fittings长直通管接头Weld fittings焊接式管接头Female connector fittings接头螺母Reducers extenders变径管接头Banjo fittings铰接式管接头Adjustable fittings/swivel nut旋转接头五、伺服阀及伺服系统性能参数Dynamic response动态频响DDV-direct drive valve直动式伺服阀NFPA-National Fluid Power Association美国流体控制学会Phase lag相位滞后Nozzle flapper valve喷嘴挡板阀Servo-jet pilot valve射流管阀Dither颤振电流Coil impedance线圈阻抗Flow saturation流量饱和Linearity 线形度Symmetry对称性Hysterics滞环Threshold灵敏度Lap滞后Pressure gain压力增益Null零位Null bias零偏Null shift零飘Frequency response频率响应Slope曲线斜坡Aability 性能;能力load-carryingability 承载能力absorber 吸收器;吸收剂;过滤器;减震器accessories 辅件,附件,配件hydraulic accessories 液压辅件accumulate 储存;蓄能;累积accumulator 蓄能器;蓄电池;累加器accuracy 准确性;精度action 作用;动作;作用力;行程actuated 操纵,控制directly actuated 直接操纵的,直接控制的pilot actuated 先导控制的,液控的actuator 执行元件;液压缸;马达adapter 接头;衬套;压环;连接件pipe adapter 管接头admission 供给,供油,供气alignment 找正,定心,对中amplifier 放大器differential pressure amplifier 压差放大器flow amplifier 流量放大器assembly 组合,组件,机组axis 轴Bback-flow 回流back-up 支撑hydrostatic back-up 静压支撑barrel 桶,缸体base 底座;支座bearing 支承;轴承;方位radial ball bearing 径向球轴承rolling bearing 滚动轴承sliding bearing 滑动轴承thrust bearing 止推轴承bed 台pump test bed 泵试验台behavior 性能;工况bend 弯头;弯管blade 叶片flat blade 平面叶片forwardinclined blade 前倾叶片guide blade 导叶radial blade 径向叶片bleed 排气air bleed 排气阀bleeder 排气孔block 块;封闭;块体cartridge valve block 插装阀块体choke block 节流板directional control block 多路阀,方向控制阀组panel block 阀板组body 体;缸筒;阀体,壳体pump body 泵体tank body 箱体valve body 阀体bolt 螺栓;插销;螺杆boss 轮毂bottom 底;底部cylinder bottom 缸底;缸后盖bracket 支架pump bracket 泵架bubble-tight 气密的buffer 缓冲器,阻尼器bush(ing) 套,导向套;衬套Ccap 帽,盖,罩,塞cylinder endcap 缸端盖cylinder head cap 缸前盖capacity 容量;功率;排量;流量effective capacity 有效排量,实际排量geometric capacity 几何排量,理论排量casing 套,壳,罩gear casing 齿轮箱,变速箱pump casing 泵体cavitation 气蚀cavity 腔centering 中心调整,定心chamber 腔,室;容积;油腔;气腔chamfer 槽;倒角changement 换向机构characteristic 特性曲线;特征线charger 加载装置charging 充液;充压choke 节流;节流口chord 弦circlip 弹性挡圈circuit 回路clearance 间隙clog 阻塞;堵塞cock 龙头collar 圈;法兰盘cushion collar 缓冲套locating collar 定位凸缘套loose collar 轴肩挡圈thrust collar 止推环connection 连接;连接管路;接头consumption 消耗量cylinder 缸;液压缸D debugging 排除故障;调试deflation 排气delivery 流量differential 差动的;微分的displacement 压出;排出;排量;位移dowel 定位销drained 泄油的duty 负载,功率;工况Eeffect 作用;效应cavitate effect 气蚀效应chokingeffect 节流作用elbow 弯头electro-hydra ulic 电液的entrap 困油escape 泄漏,逸出,排出etching 蚀刻;腐蚀gas etching 气蚀exhaust 排泄;回油;Ffailure 故障;事故;损坏,失效fastener 紧固件fatigue 疲劳feedback 反馈filler 加油口,注油口;填料;垫片filter 滤油器flow 流;液流;流程;流束;流量;流动nominal flow 公称流量rated flow 额定流量stationary flow 定常流,定常流动streamline flow 层流turbulent flow 紊流volume flow 体积流量flowline 管路;流线flow-regulato r 流量调节阀fluctuation 脉动fluid 流体,液体;射流hydraulic operating fluid 液压油incompressib le fluid 不可压缩流体frame 座,架Ggain 增益flow gain 流量增益feedback gain 反馈增益gap 间隙,缝隙gear 齿轮,装置,机构governing 调节,控制Hhead 缸头,头部;盖;水头;扬程cylinder head 缸头static head 静压头theoretic head 理论能头total head 总能头water head 水头hole 孔,洞air hole 气孔blind hole 盲孔bolt hole 螺栓孔bose 胶管,软管housing 壳体;槽hub 毂;衬套hydrostatics 液压技术,液体静力学Iidling 空转impact 冲击,撞击impeller 叶轮closed impeller 闭式叶轮open impeller开式叶轮pump impeller 泵叶轮incidence 入射;入射角blade incidence 叶片安装角incompressib le 不可压缩的inlet 进口;吸入intensifier 增压器intensity 强度Jjack (柱塞)缸;千斤顶joint 接头;关节cross joint 十字接头flange joint 法兰式接头screwed joint 螺纹接头journal 轴颈jump 跳动;振动pressure jump 压力突变Kkeyway 键槽Llag 滞后;延迟servovalve phase lag 伺服阀相位滞后laminar 层流的latch 插销;锁紧装置;锁定leak 漏;漏油;渗漏处;漏出物line 管路;线路liner 衬套;导向套;内层胶liquid 液体(的);液力的load 负载;载荷location 位置;定位;安装lock 锁;闭锁;液压卡紧loop 环;环路;回路;循环control loop 控制回路,调节回路main loop 主回路servo loop 伺服回路loss 损失bend loss 弯头损失blade loss 叶片损失line loss 管路损失local pressure loss 局部压力损失partial loss 局部损失lubricate 润滑lug 耳轴lifting lug 吊环Mmandrel 心轴;芯棒manometer 压力机,压力表meter 米;仪表;计量;节制;控制(流量);流量计meter-in 进口节流meter-out 出口节流motion 动作alternative motion 往复运动lost motion 空转synchronized motion 同步运动motor 发动机,液压马达axial piston motor 轴向柱塞马达bent axis piston motor 斜轴式轴向柱塞马达cam plate type axial piston motor 斜盘式轴向柱塞马达constant displacement motor 定量马达radial motor 径向马达sliding vane motor 叶片马达swing motor 摆动马达Nnominal 额定的,公称的notch 凹槽relief notch 卸荷槽null 零位Ooff-load 卸荷oil 油oiler 注油器olive 球面卡套grooved olive 迷宫密封环operation 运行;操作;运算orifice 小孔;节流孔O-ring O型密封圈output 输出;排量;流量overload 过载Ppack 包,捆;组合件,部件,单元power pack 液压泵站package包,捆;组件,单元hydraulic package 液压泵站power package 泵站packing 密封;密封装置;填料密封pad 衬垫;底座asbestos pad 石棉垫valve pad 阀垫parameter 参数part 部分;零件;部件partition 隔板passage 流道;通道;通过pedestal 支座,底座motor pedestal 电动机座phenomenon 现象stick-alip phenomenon 爬行现象trapping phenomenon 困油现象piece 零件,部件pilot(-actuate ,-operate) 先导控制;液控piloted 先导控制的pin 销;插头alignment pin 定位销cottar pin 开口销locking pin 锁紧销piston pin 活塞销straight pin 圆柱销pipe 管子,管道(尤指铸铁管和钢管) piston 活塞;柱塞;阀芯double acting piston 双作用活塞double rod piston 双杆活塞hollow piston 空心活塞single-rod piston 单杆活塞pit 坑;槽pitch 节距pitting 凹痕;。