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| well treatment | |||
| обработка скважины: 102 phrases in 15 subjects |
| Agriculture | 1 |
| Caspian | 2 |
| Drilling | 8 |
| General | 2 |
| Geophysics | 1 |
| Karachaganak | 1 |
| Mining | 7 |
| Oil / petroleum | 22 |
| Oil and gas | 34 |
| Oil and gas technology | 3 |
| Oilfields | 6 |
| Production | 2 |
| Sakhalin | 4 |
| Sakhalin R | 4 |
| Technology | 5 |