 |
| постоянная скорость: 42 phrases in 14 subjects |
| Astronautics | 2 |
| Automated equipment | 1 |
| Aviation | 9 |
| Chemistry | 1 |
| Computers | 1 |
| Forestry | 1 |
| Hydraulic engineering | 4 |
| Mechanic engineering | 3 |
| Metallurgy | 2 |
| Radio | 1 |
| Technology | 6 |
| Textile industry | 6 |
| Trucks/Lorries | 3 |
| Welding | 2 |