 |
| |||
| цементационная скважина | |||
| index well: 15 phrases in 9 subjects |
| Drilling | 1 |
| Geology | 1 |
| Makarov | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 2 |
| Sakhalin | 4 |
| Tengiz | 1 |
|
| |||
| цементационная скважина | |||
| index well: 15 phrases in 9 subjects |
| Drilling | 1 |
| Geology | 1 |
| Makarov | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 2 |
| Sakhalin | 4 |
| Tengiz | 1 |