contra-propeller(整流板)Controlhydraulic(控制液压)还有相关的词语也可以参考,也许有用液压驱动泵medium液压泵fluidclutch液压回路Hydrauliccircuitv进油和回油节流调速Flowcontrolvalvesininletandoutletlines双缸顺序控制Sequencecontrolwithtwocylinders快进回路Rapid-traversefeedcircuit差动回路Differentialcircuit分流阀Flowdivider位移-步骤图Displacement-stepdiagram电液压系统Electrohydraulics阀类Solenoidvalve电磁阀Checkvalve单向阀Cartridgevalve插装阀Sandwichplatevalve叠加阀Pilotvalve先导阀Pilotoperatedcheckvalve液控单向阀Sub-platemount板式安装Manifoldblock集成块Pressurereliefvalve压力溢流阀Flowvalve流量阀Throttlevalve节流阀Doublethrottlecheckvalve双单向节流阀Rotaryknob旋钮Rectifierplate节流板Servovalve伺服阀Proportionalvalve比例阀Positionfeedback位置反馈Progressiveflow渐增流量De-energizingofsolenoid电磁铁释放介质类Phosphateester(HFD-R)磷酸甘油酯Water-glycol(HFC)水-乙二醇Emulsion乳化液Inhibitor缓蚀剂Syntheticlubricatingoil合成油三、液压安装工程Contamination污染Grout灌浆Failure