сигнал бедствия: 116 phrases in 19 subjects |
Astronautics | 2 |
Aviation | 9 |
Ecology | 1 |
Economy | 1 |
Electronics | 6 |
General | 11 |
High frequency electronics | 1 |
Historical | 2 |
Makarov | 16 |
Mass media | 4 |
Medical | 1 |
Meteorology | 2 |
Military | 5 |
Nautical | 17 |
Navigation | 1 |
Security systems | 4 |
Shipbuilding | 2 |
Technology | 19 |
Telecommunications | 12 |