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 |