短語詞組短語ball stud bushing 球形螺栓襯套slope beam ball bushing 斜梁球形襯套ball bearing guide bushing [機]滾珠導套Bearing ball bushing 頂球套Linear Ball Bushing 標準圓筒型Linear Ball Bushing Case Unit 線性連座軸承Flanged Type Linear Ball Bushing 法蘭型線性軸承bushing for ball mill 球磨機襯板套bushing aperture ball bearing 裝填槽球軸承 返回 ball bushing