... [水利 地理] palaeofluminology 河系图 map of river system 树状河系 tree-like river networks ...
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map p of river system 河系图
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The system, which constructs a numeric map of the Yangtze River and the related lakes and stores a large amount of data on fishery resource, perfectly integrates the maps and attribute data.
该系统构建了长江及其流域湖泊的数字化地图，存储了大量的长江中下游渔业资源数据及其相关信息，实现了矢量图形数据和属性数据的完美结合。
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