The paper considers that the drainage works and the impervious element are the effective measures for reducing external water pressure on the lining and maintaining groundwaterbalance.
文章认为，设置排水设施和地层防渗加固是减小衬砌外水压力及维持地下水系平衡的有效措施。
2
This paper presents a mathematical model which involves only four parameters to simulate the water movement and balance of surface and groundwater in a basin or an irrigation area.
本文提出一个仅含四个参数的数学模型来模拟一个流域或泄区的地面水和地下水的运动及水量平衡情势。
3
Using GIS technology as supported platform, the paper analyzed the balance of groundwater between exploitation and replenishment and development of overfull areas with GIS.