 |
| |||
| direct observation | |||
| direct sighting | |||
| straight vision | |||
| direct viewing | |||
| |||
| direct observations | |||
| прямое наблюдение: 32 phrases in 14 subjects |
| Abbreviation | 1 |
| Astronomy | 1 |
| Aviation | 1 |
| Aviation medicine | 1 |
| Electronics | 3 |
| Makarov | 3 |
| Medical | 1 |
| Medical appliances | 5 |
| Metallurgy | 1 |
| Metrology | 1 |
| Military | 8 |
| Optics branch of physics | 1 |
| Radio | 3 |
| Technology | 2 |