оптические приборы : 67 phrases in 12 subjects |
Armored vehicles | 4 |
Automated equipment | 2 |
Aviation | 6 |
Electronics | 1 |
Mechanic engineering | 8 |
Medical appliances | 1 |
Metallurgy | 2 |
Military | 13 |
Optics branch of physics | 2 |
Physics | 4 |
Surveying | 17 |
Technology | 7 |