hearth freeze-up

常见例句

双语例句

• A few problems on blast furnace blow-in , blow-out and how to treat hearth freeze-up are discussed.
  从高炉开炉、停炉及处理炉缸冻结等方面探讨了高炉操作中的几个技术问题。
• The technique of blowing oxygen-enriched air into the taphole to treat the hearth freeze -up accident is introduced in this paper.
  介绍了富氧吹烧铁口的装置、工艺过程及应用情况。
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