 |
| |||
| точечный детектор (Alexander Demidov) | |||
|
point type detector : 1 phrase in 1 subject |
| Firefighting and fire-control systems | 1 |
|
| |||
| точечный детектор (Alexander Demidov) | |||
|
point type detector : 1 phrase in 1 subject |
| Firefighting and fire-control systems | 1 |