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This paper theoretically discusses the application of GIS in marketing and trade area analysis.
本文从理论上探讨了地理信息系统在市场营销和商圈分析中的应用。
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The micro area analysis was accomplished by the help of electron probe.
配合电子探针做微区分析。
youdao
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The micro area analysis was accomplished by the help of electron probe.
配合电子探针做微区分析。
youdao