1. State Key Laboratory of Fire Science, University of Science and Technology of China, Hefei, Anhui 230026, PR China
2. School
of Civil Engineering and Environmental Engineering, Anhui Xinhua University, Hefei, Anhui 230088, PR China
3. School of Architecture and Civil Engineering, Anhui University of Technology, 59 Hudong Road, Ma’anshan, Anhui 243002, PR China