本文为地质调查项目（编号：DD20189250）的成果。
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ZHANG Qing, LI Yunfeng, NIU Xiaonan, ZHOU Xiaoping, LU Yuanzhi, BAO Xiaoming.2020. Characteristic analysis of shallow unfavorable geological body based on 3S technology[J]. Geological Review,66(s1):177-178.
