采用基于TIN模型的河道冲淤计算方法定量计算了四次疏浚前后的冲淤量。
Scouring and siltation volumes before and after four times of dredging are calculated by applying the scouring and siltation quantitative methodology on the basis of TIN model.
本文通过对多年实测资料的分析，总结出对三门峡水库泥沙冲淤量影响很大的变量的经验公式。
Based on analysis of the many measured data of Sanmenxia reservoir an experimental formula is presented with some factors affected by the change of sedimentation and scour of Sanmenxia reservoir.
在分析了汛期、非汛期水库泥沙冲淤影响因子的基础上，利用改进的BP网络模型对水库泥沙冲淤量进行计算。
In this paper, an improved BP network is used to calculate the scour and sediment of reservoir on the basis of analyzing influence factor of flood and dry season.
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