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| 桥塞作业 | |||
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| 砂桥卡钻 | |||
| 桥塞; 桥状砂堵 | |||
| 可胀堵塞 (用于孔内隔离生产层或灌水泥浆) | |||
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bridge plug service : 40 phrases in 6 subjects |
| Drilling | 14 |
| Electronics | 3 |
| Geophysics | 1 |
| Mining | 6 |
| Oil / petroleum | 9 |
| Technology | 7 |
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