第二部分主要综述了区域地质及水文地质概况；

Part II, the regional geology and hydrogeology are discussed comprehensively and concisely.

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根据鄂尔多斯盆地的地质概况，对该地区的遥感数据进行影像合成。

According to the geological general situation of the Ordos basin, the remote sen-sing data of this area is carried on image composite.

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通过对集贤煤矿地质概况进行分析，决定采用倒牵式回撤综采液压支架。

By analyzing the geological situation of Jixian Coal Mine, the inverted-led withdrawing way of fully mechanized mining hydraulic supports is applied.

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