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| air-cooled bottom (【技】大型高炉炉缸直径较大，圆周方向冷却壁的冷却已不足以将炉底中心部位的热量散发出去，如果不对这一部位进行冷却，便会造成炉底严重向下侵蚀，因此必须对大型高炉炉底的中心部位进行冷却。目前采用的冷却方式有水冷和风冷两种方式。水冷比风冷冷却强度大、耗电低、炉底厚度可进一步减薄，故水冷炉底应用较多，风冷炉底应用较少。); air-cooled furnace bottom | |||
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空冷 炉底 : 4 phrases in 1 subject |
| Metallurgy | 4 |
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