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.
受水势梯度的影响，犁沟内非饱和水可以侧向补给相邻畦埂的土壤。
Affected by hydraulic potential gradient, the unsaturated soil water in the furrow soil may supply laterally the ridge soil of adjacent furrow.
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