 |
| |||
| провал на поверхности детали | |||
|
surface gap : 8 phrases in 5 subjects |
| Astronautics | 2 |
| Automobiles | 1 |
| Engines | 1 |
| Nanotechnology | 1 |
| Space | 3 |
|
| |||
| провал на поверхности детали | |||
|
surface gap : 8 phrases in 5 subjects |
| Astronautics | 2 |
| Automobiles | 1 |
| Engines | 1 |
| Nanotechnology | 1 |
| Space | 3 |