杭州河道水环境现状与治理对策-研究

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1、杭州河道水环境现状及治理对策研究目录1.绪论.................................................................61.1选题背景及意义.....................................................61.2文献综述...........................................................71.2.1治理历程.....................................

2、...................71.2.2国内外治理比较...................................................81.3论文的研究目的、内容和方法.........................................91.3.1研究目的........................................................91.3.2研究内容和方法.............................................

3、.....91.4论文的组织结构....................................................102.杭州市城市河道水环境现状概述........................................112.1杭州城市水系的历史变迁............................................112.2杭州城市河道特点分析..............................................122.2.1水系分片、依赖人工配水

4、.........................................122.2.2水网纵横交错、水质型缺水.......................................142.2.3水文化是城市名片...............................................143.典型河道水环境现状分析..............................................153.1河道水环境整体现状.............................

5、....................153.2河道水环境存在问题.................................................213.2.1水质情况不容乐观...............................................213.2.2内涝频发.......................................................213.2.3污染来源复杂.........................................

6、..........224.典型工程案例与技术比对分析..........................................244.1十字港河水环境治理工程实例研究.....................................244.1.1工程概况.......................................................244.1.2设计方案.......................................................244.1.3

7、治理对策研究...................................................32-4-万方数据杭州河道水环境现状及治理对策研究4.2杭州市水环境治理对策及成本效益分析................................324.2.1截污...........................................................324.2.2配水......................................................

8、.....344.2.3清淤...........................................................364.2.4生态治理.......................................................384.3现