 |
| двойное уплотнение: 35 phrases in 16 subjects |
| Drilling | 1 |
| Energy industry | 4 |
| General | 2 |
| Machine components | 1 |
| Mechanic engineering | 1 |
| Mining | 1 |
| Nanotechnology | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 8 |
| Oil and gas technology | 2 |
| Oil processing plants | 1 |
| Production | 1 |
| Pumps | 2 |
| Sakhalin | 1 |
| Technology | 5 |
| Transport | 2 |