 |
| |||
| stop valves | |||
| запорная трубопроводная арматура: 7 phrases in 6 subjects |
| Astronautics | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Sakhalin | 1 |
| Technology | 1 |
|
| |||
| stop valves | |||
| запорная трубопроводная арматура: 7 phrases in 6 subjects |
| Astronautics | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Sakhalin | 1 |
| Technology | 1 |