| |||
| поверхня тертя | |||
|
friction surface : 8 phrases, 5 sujets |
| Aérodynamique | 1 |
| Aviation | 3 |
| Construction | 1 |
| Métallurgie | 2 |
| Transport | 1 |
| |||
| поверхня тертя | |||
|
friction surface : 8 phrases, 5 sujets |
| Aérodynamique | 1 |
| Aviation | 3 |
| Construction | 1 |
| Métallurgie | 2 |
| Transport | 1 |