It introduces the causes of landslide in Hanzhuang Ancient Canal Waterway Widening Project, among which water is pointed out to be the main cause.

介绍韩庄老运河航道拓宽工程滑坡产生的原因，指出水是产生滑坡的主要原因。

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Finally, the methods of field identifying of ancient (or old) landslide in reservoir area are discussed in term of the geologic and geomorphic characteristics of Qianjiangping landslide.

最后，结合该滑坡的地质地貌现象，对库岸古(老)滑坡的野外鉴定方法进行了探讨。

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