 |
| |||
| опасный производственный фактор | |||
| dangerous factor: 2 phrases in 2 subjects |
| Firefighting and fire-control systems | 1 |
| Security systems | 1 |
|
| |||
| опасный производственный фактор | |||
| dangerous factor: 2 phrases in 2 subjects |
| Firefighting and fire-control systems | 1 |
| Security systems | 1 |