 |
| |||
| instrumental | |||
| при помощи приборов: 6 phrases in 6 subjects |
| Aerohydrodynamics | 1 |
| Armored vehicles | 1 |
| Aviation | 1 |
| Drilling | 1 |
| Mechanic engineering | 1 |
| Seismology | 1 |
|
| |||
| instrumental | |||
| при помощи приборов: 6 phrases in 6 subjects |
| Aerohydrodynamics | 1 |
| Armored vehicles | 1 |
| Aviation | 1 |
| Drilling | 1 |
| Mechanic engineering | 1 |
| Seismology | 1 |