结合滦河下游闫庄铁矿工程防洪评价的具体要求，研究了如何运用数学工具进行河道建设项目的壅水分析计算问题。

Taking the iron mining project in Luan River as an example, the problem ofapplying mathematic tools to analyze and calculate the backwater by the channelconstruction projects is investigated.

youdao

结合滦河下游闫庄铁矿工程防洪评价的具体要求，研究了如何运用数学工具进行河道建设项目的壅水分析计算问题。

Taking the iron mining project in Luan River as an example, the problem ofapplying mathematic tools to analyze and calculate the backwater by the channelconstruction projects is investigated.

youdao