【摘 要】
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In order to figure out the redox conditions and paleo-sedimentary environment of the Middle Devonian shales in the northwest of Guizhong Depression,the trace el
【机 构】
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ChinaUniversityofGeosciences(Beijing),OilandGasResourcesSurvey,InstituteofGeomechanics
【基金项目】
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This article was supported by project of China Geological Survey“Guizhong-Nanpanjiang Depression shale gas geological survey”(DD20190088).