 |
| изменение частоты: 210 phrases in 41 subjects |
| Aeronautics | 2 |
| Antennas and waveguides | 1 |
| Astronautics | 1 |
| Automated equipment | 10 |
| Aviation | 14 |
| Aviation medicine | 2 |
| Communications | 2 |
| Computer networks | 2 |
| Computers | 1 |
| Electrical engineering | 3 |
| Electronics | 18 |
| Energy industry | 11 |
| Geology | 2 |
| Geophysics | 4 |
| High frequency electronics | 1 |
| Immunology | 1 |
| Information security and data protection | 3 |
| Information technology | 2 |
| Internet | 1 |
| Investment | 1 |
| Lasers | 1 |
| Makarov | 3 |
| Mass media | 41 |
| Measuring instruments | 4 |
| Medical | 2 |
| Medical appliances | 1 |
| Metrology | 1 |
| Military | 23 |
| Music | 1 |
| Nanotechnology | 1 |
| Nautical | 4 |
| Polygraphy | 1 |
| Programming | 2 |
| Quantum electronics | 6 |
| Radio | 1 |
| Security systems | 5 |
| Seismology | 1 |
| Solar power | 1 |
| Technology | 20 |
| Telecommunications | 8 |
| Transport | 1 |