 |
| |||
| система приточной вентиляции (Aleksandra007) | |||
| supply ventilation system: 8 phrases in 7 subjects |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| General | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Ventilation | 2 |
|
| |||
| система приточной вентиляции (Aleksandra007) | |||
| supply ventilation system: 8 phrases in 7 subjects |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| General | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Ventilation | 2 |