1. State Key Laboratory of Fire Science, University of Science and Technology of China, Anhui 230026, P.R. China
2. Suzhou Key Laboratory of Urban Public Safety,
Suzhou Institute for Advanced Study, University of Science and Technology of China, Suzhou, Jiangsu 215123, P.R. China
3. Department of Architectural and Civil Engineering, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong