常見例句A piston pin fits into a round hole in the piston.活塞銷裝在活塞的環(huán)形的孔裡。The piston end of the rod is attached to the piston by the piston pin, or wrist pin.連桿的活塞耑用活塞銷或銷軸安裝在活塞上。 返回 wrist pin