The mathematic model of concrete dam displacement trend is established, considering reservoir level fluctuation, tem-perture, time effect and other factors.

混凝土坝位移的季节周期趋势分析法是对大坝变形资料分析处理的新方法。

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Two parallel permanent fluctuating belt will be formed along the two Banks of the reservoir because of the natural fluctuation of water level after the finish of the Three Gorges Dam.

三峡大坝建成后，由于水位的季节性涨落，将会在库区两岸形成两条平行的永久性的消落带。

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After the Three Gorges reservoir impounding, reservoir water level fluctuation and rainfall infiltration have become the major factors that affect the stability of landslide.

三峡水库蓄水后，库水位涨落和降雨入渗是导致滑坡的主要因素。

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