短语词组短語Rubber O -rings 橡膠制環形密封圈O -rings 型圈PU O -rings 聚氨酯O型圈Elastomeric O -rings 彈性O型圈;繙譯Elastomer O -Rings Damper 型圈阻尼器number of O -rings 密封圈數量Sulzer gripper booster O -rings 囌爾壽增壓器O型圈Fluid power systems -O-rings 目錄或摘要 返回 O-rings