作者机构:[1]Institute of Engineering Mechanics, Beijing Jiaotong University, Beijing 100044, China, [2]Department of Civil Engineering, University of Siegen, D-57076 Siegen, Germany
相关基金:Project supported by the National Natural Science Foundation of China (No.10632020), the German Research Foundation (No.ZH 15/11-1) and jointly by the China Scholarship Council and the German Academic Exchange Service (No.D/08/01795).