Open hearth steelmaking,converter steelmaking,electric furnaces steelmaking,secondary steelmaking and stainless steelmaking in Japan are introduced.
英
美
- 介绍日本钢铁生产中平炉炼钢法、转炉炼钢法、电炉炼钢法、炉外精炼法、不锈钢精炼法。