side pocket
短语词组
- SIDE SEAM POCKET 側縫開袋
- side vertical pocket position 直袋位線
- side seams pocket 側縫口袋;縫袋方;邊縫口袋
- side -pocket gas-lift mandrel 偏心氣擧閥工作筒
- Flow -control devices for side-pocket mandrels 偏心軸的流控制裝置
- Running Side Pocket Plug 投偏心堵塞器
- SIDE POCKET OPENING 側袋開口
- Side Pocket Mandrel 偏心工作筒 返回 side pocket