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iron and steel Co.; iron and steel corporation; steel company (① The Steel Company has completed the following technical improvement projects: increased capacity of pellet plant from 3. 20 to 3. 55 million tonnes/year； relined No.2 blast furnace and highly automated No.3 blast furnace. 该钢公司现已完成了下述技术改造项目：将球团矿厂的年生产能力由 320 万 t 提高到355万 t, 对2号高炉进行了大修，提高了 3 号高炉的自动化水平。② Several steel companies have converted to slag splashing in an effort to lower refractory replacement costs and increase furnace availability by reducing the delays associated with furnace refractory relines. 一些钢铁公司转而采用溅渣护炉技术，努力降低耐火材料更换费用，通过降低炉子更换耐火衬耽搁的时间提高炉子的作业率。) |
