 |
| |||
| air system line | |||
| трубопровод воздушной системы: 6 phrases in 4 subjects |
| Construction | 3 |
| Firefighting and fire-control systems | 1 |
| Nanotechnology | 1 |
| Nautical | 1 |
|
| |||
| air system line | |||
| трубопровод воздушной системы: 6 phrases in 4 subjects |
| Construction | 3 |
| Firefighting and fire-control systems | 1 |
| Nanotechnology | 1 |
| Nautical | 1 |