 |
| |||
| противодымная вентиляция (Leonid Dzhepko); дымовой люк | |||
| smoke ventilation: 10 phrases in 5 subjects |
| Architecture | 1 |
| Construction | 3 |
| Firefighting and fire-control systems | 3 |
| General | 1 |
| Technology | 2 |
|
| |||
| противодымная вентиляция (Leonid Dzhepko); дымовой люк | |||
| smoke ventilation: 10 phrases in 5 subjects |
| Architecture | 1 |
| Construction | 3 |
| Firefighting and fire-control systems | 3 |
| General | 1 |
| Technology | 2 |