REGIONAL DANGEROUS ON THE GEOLOGICAL HAZARDS OF COLLAPSE,LANDSLIDE AND DEBRIS FLOW IN THE UPPER REACHES OF THE YELLOW RIVER
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摘要: 本文在对黄河上游地区崩塌、滑坡、泥石流地质灾害进行野外调查和资料收集的基础上,对地质灾害进行了以县(市)为单元的危险性评价。评价区共包括116个单元,地质灾害危险程度共分为5级,高危险单元5个,较高危险单元7个,中等危险单元11个,较低危险单元47个,低危险单元46个。Abstract: Based on field work and related gological hazard data of collapse,landslide and debris flows,the dangerous assessment of the upper reaches of The Yellow River,with county as a unit,is estimated.There are 116 units in this region.Dangerous level is classified by 5 grades.There are 5 highest dangerous units.High dangerous units are 7.11 units belong to the middle dangerous area and the less and low dangerous units are 46 and 47 respectively.
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