短語詞組短語load piston cavity flow 負(fù)荷柱塞空穴流量piston cooling oil flow 活塞冷卻油流piston -type flow-meter 活塞式流量計(jì)piston flow reactor 活塞流反應(yīng)器;平推流反應(yīng)器;繙譯local flow piston theory 儅地流活塞理論counter flow piston engine 逆流活塞發(fā)動機(jī)local -flow piston theory 儅地流活塞理論 返回 piston flow