флуктуации: 187 phrases in 16 subjects |
Antennas and waveguides | 2 |
Astronautics | 3 |
Automated equipment | 3 |
Aviation | 1 |
Chemistry | 5 |
Electronics | 21 |
General | 70 |
Geology | 4 |
Mathematics | 2 |
Medical | 2 |
Metallurgy | 1 |
Military | 6 |
Nautical | 1 |
Nuclear and fusion power | 1 |
Radiolocation | 2 |
Technology | 63 |