electronic display: 70 phrases in 15 subjects |
Apollo-Soyuz | 1 |
Artillery | 1 |
Astronautics | 2 |
Aviation medicine | 3 |
Chess | 1 |
Electronics | 2 |
General | 1 |
Helicopters | 2 |
Information technology | 2 |
Logistics | 2 |
Medical | 2 |
Military | 30 |
Nautical | 1 |
Technology | 18 |
Transport | 2 |