система сигнализации: 37 phrases in 15 subjects |
Astronautics | 1 |
Aviation | 6 |
Computers | 8 |
Construction | 1 |
Electronics | 2 |
General | 1 |
GOST | 2 |
Hydraulic engineering | 2 |
Information technology | 2 |
Medical appliances | 1 |
Mining | 3 |
Nuclear physics | 1 |
Security systems | 2 |
Trucks/Lorries | 3 |
United Nations | 2 |