多油楔軸承 multi-oil wedge bearing: 多油楔滑動(dòng)軸承bearing wedge: 軸承楔oil wedge: 油楔multi -wedge belt pulley: 多楔帶帶輪multi-wedge belt: 多楔帶下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯