作者机构:[1]Institute of Geophysics, China Earthquake Administration, Beijing 100081, China, [2]Institute of Earthquake Science, China Earthquake Administration, Beijing 100036, China, [3]Earthquake Administration of Tangshan City, Tangshan 063000, China, [4]Graduate University of Chinese Academy of Sciences, Beijing 100049, China, [5]China Earthquake Networks Center, China Earthquake Administration, Beijing 100036, China
相关基金:Acknowledgements This study is supported by National Natural Science Foundation of China (No. 40574020) and Basic Research item of Institute of Earthquake Science, China Earthquake Administration (No. 0207690236). The authors are grateful to the staff members at Tangshan Well who supplied the high standard data, and pay great thanks to the constructive comments and suggestions from the anonymous reviewers.