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井管 | |||
插入管; 套管; 铁壳; 钢套管; 井壁管 (管端加厚的管子); 钻管; 井壁管管端 加厚的管子; 插管; 插人管 | |||
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井管壁 |
обсадная труба: 138 phrases in 11 subjects |
Drilling | 49 |
Electronics | 4 |
General | 27 |
Geology | 1 |
Oil / petroleum | 28 |
Oil and gas | 4 |
Oil and gas technology | 3 |
Oil processing plants | 8 |
Oilfields | 1 |
Road works | 1 |
Technology | 12 |