The middle lower reach is also subdivided vertically into weak phreaticaquifer in the upper part and strang confined aquifer in the lower.
对上游潜水和中下游承压水用二维侧向流数学模型,对中下游弱潜水用一维垂向流数学模型。
2
Storage low of water resources in aquifer of clench and sloping land for provide scientific basis of developing phreatic water resources in clench and sloping land.