*Xuewei Bao¹、Xiaodong Song^2,3、David Eaton⁴、Yixian Xu¹、Hanlin Chen¹ (1.Key Laboratory of Geoscience Big Data and Deep Resource of Zhejiang Province, School of Earth Sciences, Zhejiang University, Hangzhou 310027, China、2.Institute of Theoretical and Applied Geophysics, School of Earth and Space Sciences, Peking University, China、3.Department of Geology, University of Illinois at Urbana-Champaign, USA、4.Department of Geoscience, University of Calgary, Canada)