多層軸套 bearing bush: 軸承襯墊; 軸承套; 軸承瓦; 軸瓦,軸套bush bearing: 襯套軸承; 徑向滑動軸承; 套筒軸承lower bearing bush, main bearing: 主軸承下軸瓦upper bearing bush, main bearing: 主軸承上軸瓦bearing bush lower half: 軸瓦下半塊下載手機詞典可隨時隨地查詞查翻譯