 |
| вытяжная система вентиляции: 41 phrases in 18 subjects |
| Aluminium industry | 1 |
| Architecture | 2 |
| Aviation | 1 |
| Construction | 2 |
| Electronics | 2 |
| Energy industry | 13 |
| Firefighting and fire-control systems | 4 |
| Galvanizing | 1 |
| General | 1 |
| Gold mining | 2 |
| Metallurgy | 1 |
| Molikpaq | 1 |
| Nautical | 1 |
| Occupational health & safety | 2 |
| Sakhalin | 1 |
| Technology | 3 |
| Ventilation | 2 |
| Weapons of mass destruction | 1 |