 |
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| контактная усталость | |||
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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 |