м. с: 48 phrases in 16 subjects |
Air defense | 1 |
Art | 1 |
Aviation | 17 |
Business | 4 |
Communications | 1 |
Education | 1 |
Forestry | 2 |
General | 6 |
Mathematics | 2 |
Medical appliances | 1 |
Mining | 4 |
Psychotherapy | 1 |
Radiolocation | 1 |
Security systems | 2 |
Shooting sport | 3 |
Surveying | 1 |