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局部淋滤富集和蒸发浓缩作用形成；
Three types of groundwater anomalies were determined, namely(1) local enrichment by leaching and evaporation;
youdao
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局部淋滤富集和蒸发浓缩作用形成；
Three types of groundwater anomalies were determined, namely(1) local enrichment by leaching and evaporation;
youdao