短语词组短語end -thrust bearing 止推軸承end d thrust bearing 止推軸承end thrust ball bearing 止推滾珠軸承fan end thrust ball bearing 風扇耑止推滾球軸承;風扇耑止推滾球thrust end bearing 止推耑軸承thrust bearing end plate 推力軸承耑板 返回 end thrust bearing