Owing to a lot of seismometry index abnormalitis of Anhui Midwest area,we have focused on compared analysis of the spase-time characteristics of seismic activity in this area since 1970.

• 针对安徽中西部地区目前存在的多项测震学指标异常，重点对比分析了该区域1970年以来三个活动时期的地震活动时空特征。