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1999年公司铁前围绕提高入炉品位、降低焦碳灰分、完善入炉料结构开展精料工作,取得了丰硕的成果。
In 1999, the Company made great achievements on the pre-iron scale by focusing on improving the grade of the furnace, reducing the coke ash content, refining the charge structure into fine materials.