加强市区西郊和北郊山前地下水源侧向补给区源头的水污染防治。
More efforts will be make to prevent and control the pollution in the aquifer of the groundwater supply zone in the western and northern suburban.
加强市区西郊和北郊山前地下水源侧向补给区源头的水污染防治。
More efforts will be make to prevent and control the pollution in the aquifer of the groundwater supply zone in the western and northern suburban.
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