 |
| |||
| Rauhtiefe f | |||
| высота шероховатости: 8 phrases in 6 subjects |
| Aerodynamics | 3 |
| Aviation | 1 |
| Hydrology | 1 |
| Mining | 1 |
| Water supply | 1 |
| Welding | 1 |
|
| |||
| Rauhtiefe f | |||
| высота шероховатости: 8 phrases in 6 subjects |
| Aerodynamics | 3 |
| Aviation | 1 |
| Hydrology | 1 |
| Mining | 1 |
| Water supply | 1 |
| Welding | 1 |