 |
| |||
| research council | |||
| совет по научно-исследовательским работам: 5 phrases in 4 subjects |
| Firefighting and fire-control systems | 1 |
| General | 1 |
| Geology | 1 |
| Military | 2 |
|
| |||
| research council | |||
| совет по научно-исследовательским работам: 5 phrases in 4 subjects |
| Firefighting and fire-control systems | 1 |
| General | 1 |
| Geology | 1 |
| Military | 2 |