 |
|
wave detector : 34 phrases in 20 subjects |
| Air defense | 2 |
| Astronomy | 2 |
| Astrophysics | 1 |
| Electrical engineering | 1 |
| Electrochemistry | 1 |
| Electronics | 2 |
| Firefighting and fire-control systems | 1 |
| Geology | 1 |
| Geophysics | 1 |
| Makarov | 2 |
| Mass media | 1 |
| Military | 2 |
| Nanotechnology | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Quantum electronics | 1 |
| Security systems | 1 |
| Technology | 10 |
| Telecommunications | 1 |
| Transport | 1 |