 |
| |||
| рабочий регулировочный вентиль | |||
| working valve: 9 phrases in 5 subjects |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 4 |
| Oil and gas technology | 2 |
| Refrigeration | 1 |
| Transport | 1 |
|
| |||
| рабочий регулировочный вентиль | |||
| working valve: 9 phrases in 5 subjects |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 4 |
| Oil and gas technology | 2 |
| Refrigeration | 1 |
| Transport | 1 |