Analysis shows that the adjustment of the reservoir, the coming water and sand, and the form of the river bed are the main factors of sediment change.

分析表明，水库调度、来水来沙、河床形态是影响冲淤变化的主要因素。

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Test results show that spur dikes aligned along a single bank in the deep water zone have more effects on the adjustment of the bed topography of the wide-shallow river than in the shallow water zone;

试验结果表明，在深水区的单侧丁坝群对宽浅河床地形的调整作用大于浅水区；

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