The number of observation stations is considered on the basis of dendrogram analysis and economy .

运用聚类分析方法结合考虑经济性，选择合理的测点个数；

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The number of observation stations is considered on the basis of dendrogram analysis and economy .

运用聚类分析方法结合考虑经济性，选择合理的测点个数；

youdao