блок- система : 53 phrases in 21 subjects |
Aerodynamics | 1 |
Automated equipment | 3 |
Automobiles | 9 |
Aviation | 2 |
Building materials | 2 |
Computers | 1 |
Economics | 1 |
Electronics | 1 |
Finances | 1 |
General | 2 |
Geology | 1 |
Information technology | 3 |
Logistics | 1 |
Microelectronics | 6 |
Military | 2 |
Mining | 4 |
Missiles | 3 |
Optics branch of physics | 1 |
Radiation | 5 |
Rail transport | 2 |
Shipbuilding | 2 |