внутренний слой: 52 phrases in 16 subjects |
Agriculture | 1 |
Astronautics | 2 |
Chemistry | 3 |
Construction | 2 |
Dentistry | 2 |
Food industry | 3 |
Forestry | 11 |
General | 1 |
Geology | 2 |
Hydraulic engineering | 1 |
Medical | 4 |
Paleontology | 2 |
Technology | 7 |
Textile industry | 2 |
Wood processing | 1 |
Радиоактивное излучение | 8 |