1. Department of Architecture and Civil Engineering, City University of Hong Kong, Hong Kong SAR, P.R. China
2. State Key Laboratory of Structure Analysis for Industrial Equipment, Department of Engineering Mechanics, International Center for Computational Mechanics, Dalian University of Technology, Dalian, P.R. China
3. Department of Mechanical and Aerospace Engineering, The Hong Kong University of Science and Technology, Hong Kong SAR, P.R. China