| |||
| переменная амплитуда | |||
|
variable amplitude : 15 phrases in 12 subjects |
| Aviation | 1 |
| Electrical engineering | 1 |
| Geophysics | 2 |
| Mass media | 1 |
| Military | 1 |
| Non-destructive testing | 1 |
| Physics | 1 |
| Quality control and standards | 1 |
| Quantum electronics | 1 |
| Radiation | 1 |
| Technology | 3 |
| Telecommunications | 1 |