流域侵蚀是陆地水文学与水资源学词目,在水力、风力、冻融、重力等营力作用下,流域地表破坏所携带的泥沙和石砾,冲刷磨蚀地表,并把碎屑物质向下游搬运,从而蚀低地表,形成沟谷,并使其延长、加深和加宽的过程。
流域侵蚀特征跟土地利用类型密切相关。
Erosion characteristics of watershed are closely related with land-use types.
人类活动是该流域侵蚀景观时空变化的主要驱动因素。
Human activity is the main driving factor for the dynamic variation of spatial pattern of landscape in this area.
该文以纸坊沟流域为例,分析了治理小流域侵蚀特征、产沙特征及综合治理减沙效益。
The features of erosion, sediment yield and sediment reduction by the comprehensive controlling are studied in Zhifang gully catchment.
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