 |
| частота биений: 42 phrases in 15 subjects |
| Acoustics | 1 |
| Electronics | 7 |
| General | 1 |
| Lasers | 1 |
| Makarov | 1 |
| Mass media | 8 |
| Measuring instruments | 1 |
| Medical | 3 |
| Medical appliances | 1 |
| Metrology | 1 |
| Military | 2 |
| Nanotechnology | 1 |
| Quantum electronics | 2 |
| Technology | 11 |
| Telecommunications | 1 |