 |
| |||
| Grenzwelle f | |||
| kritische Welle | |||
| критическая волна: 18 phrases in 10 subjects |
| Antennas and waveguides | 3 |
| Astronomy | 3 |
| Chemistry | 1 |
| Electronics | 4 |
| Microelectronics | 1 |
| Natural resourses and wildlife conservation | 1 |
| Quantum electronics | 1 |
| Radio | 1 |
| Shipbuilding | 2 |
| Technology | 1 |