您要查找的是不是：
- 最开始的引擎是涡轮喷射式，目前已淘汰；然后是涡轮螺旋桨式引擎，现在仍可在小飞机上看到。First came the turbojet, now obsolete, then the turboprop, which is still found onboard small planes.
- 活塞式plunger type
- 引擎engine
- 二等标准活塞式压力计活塞有效面积的测量不确定度的评定Evaluating Measurement Uncertainty of Useful Piston Area for Second Grade Piston Pressure Gauge
- 转子发动机比通常的活塞式发动机噪音小也是大家所公认的。It is also generally conceded that Wankel engines are quieter than comparable piston engines.
- 活塞式水泵，可以自动调节水的压力和流量，保证高速下的安全操作，是一种超精密的产品。The pump with a plunger device,which can cope with water pressure flow to work smoothly under a high speed .
- 旋转活塞式发动机rotary piston engine
- 活塞式航空发动机Piston Aeroengine
- 活塞式飞船piston-engined airship
- 活塞式粘度计plunger viscometer
- 活塞式的in the form of piston
- 活塞式保护器piston protector
- 活塞式泵piston pump
- 活塞式挤出机plunger type extruder
- 活塞式增压器piston super charger
- 立式三列活塞式压缩机惯性力及力矩平衡的理论分析与计算Theoretical Analysis and Calculation of Inertia Force and Torque Equili brium for Vertical Three-row Piston Compressor
- 薄膜和活塞式脉动器diaphragm and piston-type pulsator
- 活塞式锤子hammer piston type
- 自由活塞式free-piston type
- 往复活塞式reciprocating-piston
