The river types are indicated with letters used by W. K oppen in his climate classification, which will render a quick knowledge of their corresponding hydrological features.

各型河流均以W·柯本气候分类的西文字母表示，读其字母便可知各型河流的水文特征。

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The river types are indicated with letters used by W. K oppen in his climate classification, which will render a quick knowledge of their corresponding hydrological features.

各型河流均以W·柯本气候分类的西文字母表示，读其字母便可知各型河流的水文特征。

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