短語詞組短語bearing g disc 止推軸承板bearing disc pipe 承力盤樁load -bearing disc 載荷圓盤Disc bearing 盤式制動(dòng)器elastic shaft -disc bearing 彈性盤支承disc oiled bearing 圓盤注油軸承Disc Thrust Bearing 閥瓣止推軸承 返回 bearing disc