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第三节 河流 PowerPoint PPT Presentation


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第三节 河流. 我们来画示意图. 明晰概念. 支流. 干流. 干流. 发源地. 支流. 流域:河流的集水区域。. 河湖众多. 读图感知. 中国河流湖泊分布图. 小资料 我国长度超过 1000 千米的河流有 20 多条,流域面积在 1000 千米 2 以上的有 1500 多条,流域面积在 100 千米 2 以上的有 50000 多条。. 读图查找. 请读课本图查找我国主要河流。. 读图提示: 要顺着源头→下游方向指或观察。. 长 江. 我国主要河流的分布. 读图. 请说出所给河流的名称?. 黑龙江. 江. 花. 松. 额尔齐斯河.

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第三节 河流

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