*Jeffrey Michael Church^1,2、Dongdong Yao^3,2、Yihe Huang²、Zefeng Li^4,5 (1.Graduate School of Information Science and Technology, the Univ. of Tokyo、2.Dept. of Earth and Environmental Sciences, College of Literature, Science, and the Arts, Univ. of Michigan、3.National Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences、4.Laboratory of Seismology and Physics of Earth’s Interior, School of Earth and Space Science, Univ. of Science and Technology of China、5.Mengcheng National Geophysical Observatory, Univ. of Science and Technology of China)