作者机构:[1]Department of Geophysics, College of Geology Engineering and Geomatics, Chang'an University, Xi'an 710054, China, [2]Key Laboratory of Western China's Mineral Resources and Geology Engineering, Ministry of Education, Xi' an 710054, China, [3]Institute of Geophysics, ETH Zürich CH 8092, Switzerland, [4]Department of Physics, University of Adelaide, Adelaide SA 5005, Australia
相关基金:Acknowledgements This research work was jointly funded by the National Natural Science Foundation of China (No. 40774020) and the Key Research Program from Ministry of Education of China (No. 107137).