This paper briefly describes the new shaft type scrap preheating system called UL BA developed by Japanese Nippon Steel Corporation.
文章简要介绍了日本新日铁开发的新型竖炉式废钢预热系统，即：UL-BA方式预热装置。
This paper briefly describes the new shaft type scrap preheating system called UL BA developed by Japanese Nippon Steel Corporation.
文章简要介绍了日本新日铁开发的新型竖炉式废钢预热系统，即：UL-BA方式预热装置。
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