 |
| приборы наблюдения: 50 phrases in 14 subjects |
| Armored vehicles | 3 |
| Aviation | 6 |
| Hydraulic engineering | 2 |
| Informal | 1 |
| Medical | 1 |
| Medical appliances | 1 |
| Meteorology | 1 |
| Military | 21 |
| Name of organization | 1 |
| Natural resourses and wildlife conservation | 3 |
| Radio | 1 |
| Surveying | 7 |
| Technology | 1 |
| United Nations | 1 |