作者单位:ZONG Qi,WANG Hai-bo(School of Civil Engineering and Architecture, Anhui university of Science and Technology, Huainan Anhui 232001, China)宗琦,汪海波(安徽理工大学土木建筑学院,安徽 淮南 232001)DONG Ji-hua(Production Department of Huaibei Mining Group, Huaibei Anhui 235000, China)董继华(淮北矿业集团生产部,安徽 淮北 235000)