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本文将模糊综合评判应用于滑坡堵江区域危险度评判。选取了对滑坡堵江事件影响较大的地质地貌、地震烈度、河床水动力条件等方面的10个参评因素,先在同类因素间进行初级评判,利用初级评判的结果进行类之间的二级评判,以此研究了岷江上游的典型河段和支流的堵江危险度,介绍了滑坡堵江危险度评判的方法与步骤。
This paper applies fuzzy comprehensive evaluation to the risk assessment of landslide blocking rivers. This paper selected 10 factors that affect geology and geomorphology, seismic intensity, hydrodynamic conditions of riverbed and so on, which have a great impact on landslide plugging. First, we make preliminary judgments among similar factors and make use of the result of primary evaluation Based on this, the risk of plugging the river in the typical reach and tributaries of the upper reaches of the Minjiang River is studied, and the methods and steps for the risk assessment of the landslide plugging in the river are introduced.