Arsenic AND WELL water: The world's worst toxic problems are not confined solely to industrial pursuits.Arsenic leaching into groundwater afflicts some 750,000 people, largely in south Asia.
含砷的井水:世界上最严重的有毒问题不只局限与工业,浸析在地下水的砷影响了主要分布在南亚地区的约75万人。
Arsenic AND WELL water: The world's worst toxic problems are not confined solely to industrial pursuits. Arsenic leaching into groundwater afflicts some 750,000 people, largely in south Asia.
含砷的井水:世界上最严重的有毒问题不只局限与工业,浸析在地下水的砷影响了主要分布在南亚地区的约75万人。
When the system is confined well, the change of observation water level has a linear relation with water head change.
在系统封闭很好的情况下,观测水位的变化基本与水头的变化呈线性关系。
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