【摘要】 首先介绍了缺震曲线的定义 ,接着简单介绍了河北省及邻近地区地震活动的概况 ,然后结合基于场兆特征的多窗长综合分析 ,对河北省及邻近地区的地震活动性进行了统计分析 ,最后对地震活动性分析的结果进行了总结。更多还原

【Abstract】 First,the definition of lack of earthquake curve is introduced,then the situation of the seismic activities in Hebei province is introduced.After that,combining with the comprehensive analysis of several window lengths based on field precursor characters,a statistical analysis is made for the seismic activities in Hebei province and its adjacent regions.Finally the analysis results of the seismic activities are summarized.更多还原