| |||
| directional source | |||
|
направленный источник : 21 phrases in 11 subjects |
| Acoustics | 1 |
| Geophysics | 3 |
| Information technology | 4 |
| Mass media | 2 |
| Metrology | 1 |
| Military | 1 |
| Name of organization | 1 |
| Nanotechnology | 5 |
| Navigation | 1 |
| Photography | 1 |
| Radioengineering | 1 |
| |||
| directional source | |||
|
направленный источник : 21 phrases in 11 subjects |
| Acoustics | 1 |
| Geophysics | 3 |
| Information technology | 4 |
| Mass media | 2 |
| Metrology | 1 |
| Military | 1 |
| Name of organization | 1 |
| Nanotechnology | 5 |
| Navigation | 1 |
| Photography | 1 |
| Radioengineering | 1 |