| 1. | Run a centralizer every two joints of casing 每隔一根套管下一个扶正器。 |
| 2. | 6 specification for bow - spring casing centralizers sixth edition 弓形弹簧套管扶正器的规范 |
| 3. | Centralizer placement and stop collar testing 扶正器放置和限动环检验 |
| 4. | Where to connect the centralizer 扶正器下在什么地方? |
| 5. | Bow - spring casing centralizers 弓形弹簧套管扶正器 |
| 6. | A stabilizer is needed here 这里需要一个扶正器 |
| 7. | Check od of stabilizer 检查扶正器的外径 |
| 8. | Bow spring centralizer 弓形弹簧扶正器 |
| 9. | Bow string centralizer 弓形管柱扶正器 |
| 10. | Sucker rod centralizer 抽油杆扶正器 |