短語詞組短語crank -case oils 又稱曲軸箱油CRANK CASE GASTER 曲軸箱墊片type crank case 拼合式曲柄箱upper crank case 上機(jī)匣unsplit crank case 整式曲柄箱B CRANK CASE ASSY 汽缸體 返回 crank case