Yang Jianmin 1,2, Meng Fanxian 1, Cong Yipeng 3, Zhang Long 4,5
1. Department of Civil Engineering, Tianjin University, 300072, Tianjin, China; 2. Key Laboratory of Coast Civil Structure Safety of China Ministry of Education, Tianjin University, 300072, Tianjin, China; 3. Beijing Summer Palace Administration,100091, Beijing, China; 4. School of Architecture, Tianjin University, 300072, Tianjin, China; 5. Key Scientific Research Base of Building Surveying and Mapping of Cultural Relics, State Administration for Cultural Heritage, Tianjin University, 300072, Tianjin, China