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| thrust of solution | |||
| проникновение раствора: 23 phrases in 9 subjects |
| Drilling | 1 |
| Geology | 3 |
| Leather | 1 |
| Oil / petroleum | 7 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Sakhalin | 6 |
| Sakhalin R | 2 |
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