短語詞組短語bearing shield retainer 軸承擋板保持器bearing g retainer 軸承護圈pinion bearing assembly retainer 小齒輪軸承裝置保持架pinion bearing retainer bolt 小齒輪軸承夾緊螺栓ball -bearing retainer 球軸承保持架pinion bearing retainer 主動齒輪承擴圈solid bearing retainer 軸承實體保持架differential pinion bearing retainer 差速器小齒輪軸承擋圈thrust bearing retainer 止推軸承保持器 返回 bearing retainer