高炉炉缸炉底的寿命是高炉本体寿命的限制性环节。
The lifetime of blast furnace hearth and bottom is the restricted link of blast furnace life.
复吹转炉技术的实现其关键是如何保证底吹喷嘴寿命与炉龄同步的问题。
The key to implement combined blowing technology is how to insure life-span of bottom nozzle as long as campaign of convertor.
提出了延长耐热钢炉底辊寿命的措施。
Measures to prolong the said roller's life span are proposed.
应用推荐