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系统地叙述了新钢公司高炉冶炼生铁 30年来的技术发展过程 ,并对今后一个时期新钢公司炼铁技术发展前景进行了预测
Systematic description of the new steel company blast furnace smelting pig iron 30 years of technological development process, and for a period of new steel company iron smelting technology development prospects are forecasted