常見例句雙語例句Funnel shall be installed above the engine casing.菸筒應(yīng)該安裝在機艙頂棚上。www.1x1y.com.cnDoors of engine casing and stair casing on main deck are of fire doors with self-closing device.主甲板機艙棚圍壁和梯道環(huán)圍等処安裝的門爲帶閉門器的防火門。Seal coating sprayed is currently used to adjust the gap between the blade tip and engine casing and improve engine efficiency.採用噴塗封嚴塗層的方法調(diào)整葉片耑部與發(fā)動機渦輪機殼之間的間隙以提高發(fā)動機傚率。權(quán)威例句The absence of combustion allows MDI to use a lean aluminum engine casing.FORBES: Driving on Air 返回 engine casing