Smoke Detector: 47 phrases in 20 subjects |
Architecture | 1 |
Astronautics | 2 |
Construction | 6 |
Ecology | 1 |
Electrical engineering | 1 |
Energy industry | 1 |
Firefighting and fire-control systems | 8 |
General | 1 |
Makarov | 1 |
Molikpaq | 1 |
Nautical | 1 |
Occupational health & safety | 6 |
Oil / petroleum | 2 |
Programming | 1 |
Road works | 1 |
Sakhalin | 4 |
Security systems | 4 |
Technology | 1 |
Transport | 3 |
Weapons of mass destruction | 1 |