1. Chinese Academy of Geological Sciences Institute of Geophysical and Geochemical Exploration, Langfang, China, 065000, and The National Center for Geological Exploration Technology, Langfang, China, 065000
2. China University of Petroleum (East China), School of Geosciences, Qingdao, China, and SINOPEC Key Laboratory of Geophysics, Nanjing, China, 2111030
3. China University of Petroleum (East China), School of Geosciences, Qingdao, China; 4. SINOPEC Key Laboratory of Geophysics, Nanjing, China, 2111030