signaleur: 103 phrases in 13 subjects |
Acoustics | 1 |
Automated equipment | 1 |
Chemistry | 1 |
Communications | 5 |
Computers | 1 |
Earth sciences | 2 |
Electronics | 55 |
General | 3 |
Measuring instruments | 12 |
Mechanic engineering | 1 |
Nuclear physics | 8 |
Technology | 2 |
Радиоактивное излучение | 11 |