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| 摩擦痕; 表面擦伤 (【技】轧机高速轧制时，因润滑剂高温失效所导致的轧件表面擦伤。) | |||
| 擦痕; 擦白 | |||
| friction mark: 2 phrases in 1 subject |
| Textile industry | 2 |
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