基本解釋[機(jī)械工程]對(duì)置活塞發(fā)動(dòng)機(jī)[交通運(yùn)輸工程]對(duì)置活塞式發(fā)動(dòng)機(jī)詞組短語(yǔ)短語(yǔ)opposed -piston type diesel engine 對(duì)活塞式柴油機(jī)opposed piston type engine更多詞組專業(yè)釋義機(jī)械工程對(duì)置活塞發(fā)動(dòng)機(jī)交通運(yùn)輸工程對(duì)置活塞式發(fā)動(dòng)機(jī)