The variation of riversedimentload is considerably affected by rainfall and underlying surface.
河流输沙量的变化受流域降水和下垫面影响很大。
2
Periodical analysis showed that abrupt change of sedimentload happened in 1968 and 1984, which divided the variation process of riversedimentload into three stages.
中国主要河流入海泥沙还具有明显的三个阶段变化特征,即分别在1968年和1984年前后发生了突变。
3
How are sedimentload in river? It is the objective mark for soil erosion in the valley.