 |
| |||
| deluge system (Alexander Demidov) | |||
| water deluge system | |||
| deluge system | |||
| дренчерная система пожаротушения: 4 phrases in 3 subjects |
| Firefighting and fire-control systems | 2 |
| Karachaganak | 1 |
| Oil / petroleum | 1 |
|
| |||
| deluge system (Alexander Demidov) | |||
| water deluge system | |||
| deluge system | |||
| дренчерная система пожаротушения: 4 phrases in 3 subjects |
| Firefighting and fire-control systems | 2 |
| Karachaganak | 1 |
| Oil / petroleum | 1 |