• In the confluent area, flow pattern is tangled, the changes of sediment erosion and deposition are big, and the condition of navigation is complex.

    河流交汇口区域水流紊乱,泥沙变化通航条件极其复杂。

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  • The whole process of water and sediment in watershed consist of water generation and concentration, sediment erosion, transportation and deposition.

    流域过程包括降雨产流、汇流的全过程,以及泥沙侵蚀移、沉积的不同运动形态。

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  • Dynamic soil erosion processes involve the spatial and time dependent processes of detachment, rill formation, deposition, re rilling from deposited sediment and scouring of rills.

    动态土壤侵蚀包括依赖于空间时间的土壤剥离、细形成水流中过量泥沙沉积沉积泥沙中细的再生等物理过程

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  • Soil erosion can result in land degradation and sediment deposition of a river, where soil erosion is connected with some natural factors and human activities.

    土壤侵蚀引起土地退化河流泥沙淤积根源,其产生各种自然因素人类活动存在一定关系。

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  • Through the establishment of two-dimensional mathematical model of flow and sediment, calculate and analyse the effects on river water level, flow field and riverbed erosion and deposition.

    通过建立维水数学模型计算分析河道水位河床冲淤影响

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  • Through the establishment of two-dimensional mathematical model of flow and sediment, calculate and analyse the effects on river water level, flow field and riverbed erosion and deposition.

    通过建立维水数学模型计算分析河道水位河床冲淤影响

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