 |
| |||
| annulus (Alexander Demidov) | |||
| кольцевое пространство между колоннами: 8 phrases in 6 subjects |
| General | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Production | 1 |
| Sakhalin | 1 |
| Technology | 1 |
|
| |||
| annulus (Alexander Demidov) | |||
| кольцевое пространство между колоннами: 8 phrases in 6 subjects |
| General | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Production | 1 |
| Sakhalin | 1 |
| Technology | 1 |