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| 高炉炉衬; 高炉内衬 (【技】高炉炉衬组成高炉的工作空间，并起到减少高炉热损失、保护炉壳和其他金属结构免受热应力和化学侵蚀的作用。) | |||
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| 高炉型线 | |||
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blast furnace line : 3 phrases in 1 subject |
| Metallurgy | 3 |
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