 |
| площадь сечения: 91 phrases in 15 subjects |
| Astronautics | 2 |
| Aviation | 17 |
| Chemistry | 5 |
| Construction | 16 |
| Food industry | 1 |
| Forestry | 8 |
| Geometry | 1 |
| Hydraulic engineering | 10 |
| Mechanic engineering | 3 |
| Mechanics | 1 |
| Metallurgy | 5 |
| Mining | 7 |
| Oil and gas technology | 1 |
| Technology | 13 |
| Trucks/Lorries | 1 |