On the basic of predecesser s study,the authors expound the reationship among depression cone radius and piezometric propagationg velocity are caculated in a electrical water source head.

• 在前人研究的基础上，作者详尽地推导了上部入渗补给为常量情况下的降落漏斗半径和水压力传递速度与时间的关系式，并对某电厂水源地进行了计算。