乙级：水文地质调查；工程地质调查；环境地质调查。
Class B: hydrogeology survey; engineering geology survey; environment geology survey.
本文根据工程地质调查对矿山边坡破坏模式作了初步探讨。
This paper gives a primary discussion on the failure mode of mine slope based on the engineering geological investigations.
通过对仓上矿坑边坡的工程地质调查与分析，总结了灰场边坡的地质条件和构造情况。
Through the geological investigation and analysis of open-pit mine slope of Cangshang mine, the geological and tectonic conditions of ash slopes are summarized.
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