【摘要】 分析了直接还原铁得以迅速发展的原因，对主要的直接还原工艺进行了简介，指出了我国发展直接还原铁的方向。通过剖析国外在电弧炉炼钢过程中使用ＤＲＩ的实例，总结了电弧炉炼钢使用ＤＲＩ过程应该注意的主要问题更多还原

【Abstract】 The reasons of great development on direct reduction of iron have been analyzed in this paper.The main direct reduction process has been also introduced,and meanwhile the orientation of developing directly reduced iron in our country has been indicated herein.By analyzed the example of using DRI in the process of steelmaking in electric-arc furnace in foreign countries,the authors summarized the main notes which we should observe while using DRI in the process of steelmaking in arc furnace.更多还原