ground waves : 65 phrases in 17 subjects |
Antennas and waveguides | 6 |
Astronautics | 1 |
Aviation | 1 |
Electronics | 11 |
Geophysics | 1 |
Makarov | 8 |
Mass media | 1 |
Metallurgy | 1 |
Metrology | 1 |
Military | 15 |
Nautical | 1 |
Navigation | 2 |
Nuclear physics | 1 |
Physics | 1 |
Radio | 2 |
Technology | 10 |
Telecommunications | 2 |