Based on pulse test, the pulse response curve and flow recessioncurve are analysed for studying the structure of karst aquifer medium.
通过脉冲试验，采用测站脉冲响应曲线及流量衰减曲线分析，对后寨河流域含水介质结构进行了研究。
2
Faults and fractures will accelerate the recession of pore water, and make the pore water proportion reduce and the fissure water proportion increase in the recessioncurve.
构造断裂及破碎会加速孔隙水的衰减，使孔隙级水在衰减曲线上的比例减少，裂隙级水的比例增大。
3
The paper theoretically investigates housing cycle and inverted yield curve and empirically tests the result of combined prediction of economic recession by these two variables.