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EARTHQUAKE ›› 2010, Vol. 30 ›› Issue (3): 140-146.

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Characteristics of Spatio-temporal Relation of Strong Earthquakes in China before and after the Sichuan Wenchuan MS8.0 Earthquake

LIU Wen-bing1,2, CHEN Hua-ran2, ZHAO Feng-fan3, LIU Xiao-can2, YUAN Bao-zhu4, ZHANG Jian-guo5   

  1. 1. Tianjin Earthquake Administration, Tianjin 300201, China;
    2. Institute of Geophysics, CEA, Beijing 100081, China;
    3. China Earthquake Networks Center, Beijing 100045, China;
    4. Seismological Bureau of Hefei City, Hefei 230011, China;
    5. Earthquake Administration of Hebei Province, Shijiazhuang 050021, China
  • Received:2009-07-06 Revised:2010-04-19 Published:2021-10-18

Abstract: May 12,2008 Wenchuan earthquake with magnitude MS8.0 brought enormous loss to our country. What about strong seismicity in Chinese mainland after the strong event? This paper discusses this question based on the theory of strong seismic stimulus and characteristics of strong earthquake group preparation, and combining with both parallel computing technology and dynamic seismic tracing. To some extent, the actually strong seismicity after the Wenchuan earthquake validates the study as this paper has shown. At the end of the paper, some characteristics of spatial distribution parameter of spatio-temporal relation of strong earthquakes(At value) before the Wenchuan earthquake were interpreted from a position of mechanism of strong earthquake process.

Key words: Wenchuan earthquake, Spatio-temporal relation of strong earthquakes, At value, Parallel computing

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