 |
| matching impedance: 48 phrases in 17 subjects |
| Antennas and waveguides | 6 |
| Astronautics | 2 |
| Automated equipment | 2 |
| Aviation | 1 |
| Cables and cable production | 4 |
| Electronics | 3 |
| Makarov | 3 |
| Mass media | 4 |
| Mechanics | 1 |
| Metallurgy | 2 |
| Metrology | 1 |
| Military | 2 |
| Physics | 2 |
| Radio | 2 |
| Robotics | 1 |
| Technology | 9 |
| Telecommunications | 3 |