 |
| |||
| permafrost section | |||
| многолетнемёрзлая толща: 18 phrases in 6 subjects |
| Construction | 2 |
| Makarov | 1 |
| Oil / petroleum | 10 |
| Oil and gas | 1 |
| Oil and gas technology | 3 |
| Oilfields | 1 |
|
| |||
| permafrost section | |||
| многолетнемёрзлая толща: 18 phrases in 6 subjects |
| Construction | 2 |
| Makarov | 1 |
| Oil / petroleum | 10 |
| Oil and gas | 1 |
| Oil and gas technology | 3 |
| Oilfields | 1 |