The study shows that one can make the dynamic tracing of S-value in the seismogenic area in East China and provide criteria for the earthquake prediction.

• 因此,通过对华东地区中强震孕震区中小地震活动的频度面积S值方法的动态追踪,利用其变化规律可以为中强震的预测预报提供一种判定指标。