 |
| промежуток времени: 38 phrases in 15 subjects |
| Astronautics | 3 |
| Automated equipment | 1 |
| Banking | 1 |
| Chemistry | 1 |
| Forestry | 1 |
| General | 4 |
| Hydraulic engineering | 2 |
| Information technology | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 1 |
| Military | 4 |
| Mining | 4 |
| Physics | 2 |
| Technology | 6 |
| Радиоактивное излучение | 6 |