начало отсчёта: 34 phrases in 15 subjects |
Aviation | 10 |
Computers | 2 |
Energy system | 1 |
Geology | 1 |
Information technology | 1 |
Mathematics | 6 |
Mechanic engineering | 3 |
Metrology | 1 |
Military | 2 |
Quantum electronics | 1 |
Radio | 1 |
Technology | 2 |
Water supply | 1 |
Wood processing | 1 |
Радиоактивное излучение | 1 |