1.Institute of Exploration Techniques, CAGS, Tianjin 300399, China;2.Exploration Engineering Professional Committee of the Geological Society of China, Tianjin 300399, China;3.Innovation Center for Geological Drilling and Mineral Exploration Equipment, Ministry of Natural Resources, Tianjin 300399, China;4.Editorial Office of Drilling Engineering, Beijing 100037, China;5.Geoscience Documentation Center of China Geological Survey, Beijing 100083, China;6.Xi’an Center of Mineral Resources Survey, China Geological Survey, Xi’an Shaanxi 710100, China
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