 |
|
Information Display System : 34 phrases in 12 subjects |
| Airports and air traffic control | 1 |
| Astronautics | 1 |
| Automated equipment | 1 |
| Aviation | 2 |
| Computer networks | 1 |
| General | 1 |
| Military | 19 |
| Nautical | 1 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 4 |
| Telecommunications | 1 |