| |||
| срабатывание пожарного извещателя (ssn) | |||
|
activation of a fire detector : 2 phrases in 1 subject |
| Firefighting and fire-control systems | 2 |
| |||
| срабатывание пожарного извещателя (ssn) | |||
|
activation of a fire detector : 2 phrases in 1 subject |
| Firefighting and fire-control systems | 2 |