 |
| |||
| low-gain | |||
| с малым усилением: 8 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Astronautics | 1 |
| Aviation | 1 |
| Geophysics | 1 |
| Technology | 1 |
| Telecommunications | 3 |
|
| |||
| low-gain | |||
| с малым усилением: 8 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Astronautics | 1 |
| Aviation | 1 |
| Geophysics | 1 |
| Technology | 1 |
| Telecommunications | 3 |