Taking Qidong Mine as a example,based on the data about the water inrush from the fourth aquifer, the parameters are revised, which are calculated by pumping test.

• 分析了“底含”发育的主要影响因素,并以祁东煤矿为例,利用地下水动力学方法重新计算了“底含”的有关参数,对以往抽水试验参数进行修正,并成功地运用到邻近矿井。