【摘要】 利用丰富的震史资料，研究了日本海沟、日本海深震与中国东北浅震的时空特征。根据深震、浅震的相关活动特点，我们对东北浅震危险趋势进行了分析。更多还原

【Abstract】 Making use of history earthquake data,space-time features relating to deep focus earthquakes of the Japan trench and the Sea of Japan and shallow shocks in NortheastChina have been studied in this paper,The risk tendency of shallow earthquake in Northeastchina is also analysed according to correlation between deep and shallow earthquakes.更多还原