warning station: 32 phrases in 12 subjects |
Artillery | 1 |
Astronautics | 1 |
Aviation | 3 |
Electronics | 2 |
Firefighting and fire-control systems | 1 |
Household appliances | 1 |
Military | 11 |
Nanotechnology | 1 |
Nautical | 2 |
Navigation | 1 |
Radiolocation | 1 |
Technology | 7 |