communication traffic: 42 phrases in 13 subjects |
Astronautics | 1 |
Aviation | 1 |
Computers | 1 |
Electronics | 2 |
General | 1 |
High frequency electronics | 1 |
Information security and data protection | 1 |
Makarov | 4 |
Military | 15 |
Nautical | 1 |
Security systems | 1 |
Technology | 10 |
Telecommunications | 3 |