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распределение по глубинам: 24 phrases in 15 subjects |
Analytical chemistry | 2 |
Electricity | 1 |
Electronics | 2 |
Geology | 1 |
Hydrology | 2 |
Makarov | 1 |
Mass media | 1 |
Metrology | 2 |
Nuclear and fusion power | 2 |
Oil and gas technology | 1 |
Physics | 1 |
Seismology | 1 |
Solar power | 1 |
Technology | 5 |
Thermal engineering | 1 |