| 1. | 6 specification for bow - spring casing centralizers sixth edition
弓形弹簧套管扶正器的规范 |
| 2. | Bow - spring casing centralizers
弓形弹簧套管扶正器 |
| 3. | Counterbalance spring casing
平衡簧套 |
| 4. | Centering spring case
复原弹簧盒 |
| 5. | Usting spring case
调准簧盒 |
| 6. | Petroleum and natural gas industries - casing centralizers - bow - spring casing centralizers
石油和天然气工业.套管扶正器.弓形弹簧套管扶正器 |
| 7. | Petroleum and natural gas industries - casing centralizers - part 1 : bow - spring casing centralizers
石油天然气工业套管扶正器第1部分弓形弹簧套管扶正器 |
| 8. | Petroleum and natural gas industries - casing centralizers - part 1 : bow - spring casing centralizers
石油和天然气工业.套管扶正器.第1部分:弓形弹簧式套管扶正器 |
| 9. | Petroleum and natural gas industries - casing centralizers - part 1 : bow - spring casing centralizers iso 10427 - 1 : 2001 ; german and english version en iso 10427 - 1 : 2001
石油天然气工业.套管扶正器.第1部分:弓形弹簧式套管 |
