作者单位:SUN Yan-hui,LUO Lei,CAI Kai-ke(School of Metallurgical and Ecological Engineering,University of Science and Technology Beijing,Beijing 100083,China)孙彦辉,罗磊,蔡开科(北京科技大学冶金与生态工程学院,北京100083)WANG Chun-feng,LIU Liang-tian(Wuhan Iron and Steel(group)Corporation)王春锋,刘良田(武汉钢铁(集团)公司)