WikiJournal Preprints/An Overview of the Deep-focus Earthquakes in Northeast China
Hunchun - Wangqing Deep Seismic Zone is the only one deep seismic zone distributed in China. Since 1900, seismic activity in mainland China can be roughly divided into six active periods. Earthquakes of magnitude 6.5 or higher occurred in the deep earthquake zone in Northeast China in each first four active period, and the seismic activity levels in the active earthquake period are also relatively strong.Cite error: Invalid
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