School of Civil and Traffic Engineering, Qinghai Nationalities University, Xining 810007, China and College of Architecture and Civil Engineering, Beijing University of Technology, Beijing 100124, China.(E-mail: zzhaiyan1213@126.com)
Dr. haiyan Zhu
School of Civil and Traffic Engineering, Qinghai Nationalities University, Xining 810007, China and College of Architecture and Civil Engineering, Beijing University of Technology, Beijing 100124, China.(E-mail: zzhaiyan1213@126.com)