fixed beam: 45 phrases in 15 subjects |
Antennas and waveguides | 1 |
Architecture | 1 |
Automated equipment | 2 |
Construction | 9 |
Ecology | 1 |
Electronics | 2 |
Makarov | 7 |
Mass media | 1 |
Medical appliances | 2 |
Microelectronics | 1 |
Military | 4 |
Nautical | 2 |
Seismology | 4 |
Technology | 7 |
Telecommunications | 1 |