ArcGIS属性表根据字段条件赋值

问题描述：现需要根据某一字段的不同值对另外一字段赋值 示例1： Expression: Reclass(!WELL_YIELD!) Code Block: def Reclass(WellYield): if (WellYield >= 0 and WellYield <= 10): return 1 elif (WellYield > 10 and WellYield <= 20): retur

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