discharger: 36 phrases in 12 subjects |
Communications | 1 |
Construction | 9 |
Earth sciences | 4 |
Electronics | 1 |
Environment | 4 |
Labor law | 3 |
Laboratory equipment | 1 |
Mechanic engineering | 2 |
Metallurgy | 3 |
Nuclear physics | 1 |
Transport | 5 |
Радиоактивное излучение | 2 |