 |
| |||
| large gas holes | |||
| большие пустоты: 9 phrases in 9 subjects |
| Cement | 1 |
| Construction | 1 |
| Ecology | 1 |
| Geology | 1 |
| Makarov | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Technology | 1 |
|
| |||
| large gas holes | |||
| большие пустоты: 9 phrases in 9 subjects |
| Cement | 1 |
| Construction | 1 |
| Ecology | 1 |
| Geology | 1 |
| Makarov | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Technology | 1 |