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| 支承辊 (【技】在四辊或多辊轧机上，用来支撑工作辊且直径比工作辊直径大的轧辊。) | |||
| 固定辊 | |||
| 支撑轧辊 | |||
| backup roll: 33 phrases in 3 subjects |
| Metallurgy | 24 |
| Steel production | 4 |
| Technology | 5 |
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