作者单位:Zhang Zengzhao,Guo Xingmin(School of Metallurgical and Ecological Engineering, University of Science and Technology Beijing, Beijing 100083)张增召,郭兴敏(北京科技大学冶金与生态工程学院,北京100083)Zhao Jinlong(Shijiazhuang Iron & Steel Co. , Ltd. , Shijiazhuang 050011)赵金龙(石家庄钢铁有限责任公司,石家庄050011)