перемычка: 59 phrases in 14 subjects |
Antennas and waveguides | 1 |
Astronomy | 2 |
Building structures | 2 |
Construction | 10 |
Electrical engineering | 1 |
Electronics | 2 |
General | 1 |
Hydrology | 4 |
Metallurgy | 3 |
Military | 6 |
Mining | 6 |
Radio | 2 |
Technology | 18 |
Telephony | 1 |