常見例句雙語例句The ships deck hoisting machinery such as bow gate, bulkhead valve, stern propeller and so on;船舶用的甲板起重機械(絞車)、船頭門、艙壁閥、船尾推進器等;The bow thruster to be equipped with a brake to avoid the turning of the propeller and motor during sailing.艏側(cè)推上應(yīng)安裝有剎車以防止航行時螺鏇槳和馬達發(fā)生轉(zhuǎn)動。 返回 bow propeller