| |||
| контактная усталость | |||
|
rolling- contact fatigue : 4 phrases in 3 subjects |
| Electrical engineering | 1 |
| General | 1 |
| Technology | 2 |
| |||
| контактная усталость | |||
|
rolling- contact fatigue : 4 phrases in 3 subjects |
| Electrical engineering | 1 |
| General | 1 |
| Technology | 2 |