 |
| |||
| вентиляционная труба | |||
| ventilation chimney: 5 phrases in 5 subjects |
| Agriculture | 1 |
| Construction | 1 |
| Ecology | 1 |
| Firefighting and fire-control systems | 1 |
| Rail transport | 1 |
|
| |||
| вентиляционная труба | |||
| ventilation chimney: 5 phrases in 5 subjects |
| Agriculture | 1 |
| Construction | 1 |
| Ecology | 1 |
| Firefighting and fire-control systems | 1 |
| Rail transport | 1 |