对地下水样进行基础地质和地球化学方面的分析，有助于预测地下水微量元素的迁移。

Basic geology and geochemistry of water samples helps to predict occurrence of trace elements in groundwater.

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汞是唯一以气态单质形态随大气循环参与全球迁移的重金属元素，大气汞的长距离传输是汞的生物地球化学循环的重要特性之一，对全球汞循环有着重要的影响。

Mercury (Hg) is the unique heavy metal transported with gaseous elemental Hg (GEM). Atmospheric Hg can be transported for a long distance, which plays an important role in global Hg cycle.

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