[機(jī)械工程 照明 加熱] 液體用往復(fù)式活塞發(fā)動(dòng)機(jī) reciprocating piston engine: 活塞式發(fā)動(dòng)機(jī)reciprocating rotary piston engine: 往復(fù)式轉(zhuǎn)子發(fā)動(dòng)機(jī)reciprocating-piston engine: 往復(fù)活塞式引擎reciprocating engine: 活塞發(fā)動(dòng)機(jī); 活塞式發(fā)動(dòng)機(jī); 往復(fù)發(fā)動(dòng)機(jī); 往復(fù)機(jī),往復(fù)引擎; 往復(fù)式動(dòng)力機(jī); 往復(fù)式發(fā)動(dòng)機(jī); 往復(fù)式以動(dòng)機(jī)piston reciprocating mud pump: 活塞往復(fù)式泥漿泵下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯