短語詞組短語simple steam -engine 單級(jí)膨脹蒸汽機(jī)enclosed steam -engine 閉式蒸汽機(jī)reciprocating steam -engine mechanic 往復(fù)式蒸汽機(jī)壞工steam -driven blowing engine 汽動(dòng)鼓風(fēng)機(jī)non -condensing steam engine 背壓式蒸汽機(jī)short -stroke steam engine 短沖程蒸汽機(jī)multi -cylinder steam engine 多缸蒸汽機(jī)semi -uniflow steam engine 半單流式蒸汽機(jī) 返回 steam-engine