*Chi Xiao¹、Yuji Harada³、Fei Li⁴、Janguo Yan² (1.Laboratory of Earthquake Geodesy, Institute of Seismology, China Earthquake Administration、2.State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University、3.Department of Engineering Science, Faculty of Innovation Engineering, Macau University of Science and Technology、4.Department of Earth and Space Sciences, Southern University of Science and Technology)