1. Ph.D. Candidate, The Key Laboratory of Urban Security and Disaster Engineering of Ministry of Education, Beijing Univ. of Technology, Beijing 100124, China.
2. Professer, The Key Laboratory of Urban Security and Disaster Engineering of Ministry of Education, Beijing Univ. of Technology, Beijing 100124, China (corresponding author).
3. Associate Professor, Graduate School of Science and Technology for Innovation, Yamaguchi Univ., Ube 755-8611, Japan. .
4. Professer, Graduate School of Science and Technology for Innovation, Yamaguchi Univ., Ube 755-8611, Japan.
5. Assistant Professor, Graduate School of Science and Technology for Innovation, Yamaguchi Univ., Ube 755-8611, Japan.