 |
| |||
| постоянный путь | |||
|
constant path : 8 phrases in 5 subjects |
| Acoustics | 1 |
| Astronautics | 1 |
| Aviation | 1 |
| Energy industry | 3 |
| Jet engines | 2 |
|
| |||
| постоянный путь | |||
|
constant path : 8 phrases in 5 subjects |
| Acoustics | 1 |
| Astronautics | 1 |
| Aviation | 1 |
| Energy industry | 3 |
| Jet engines | 2 |