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利用历史地震影响烈度的统计特性进行地震区划
Seismic Zoning by Using of the Statistic Characteristics of Affected Intensity of Historical Earthquakes
【摘要】 本文利用场地影响烈度的统计特性,得到了山西中部和四川攀西地区不同平均重现期的烈度区划图,它与新的“中国地震烈度区划图(1990)”在分区形态上大体相近,个别地段有差异,但各有其合理性。其结果说明,在历史地震资料比较丰富的地区,可以利用场地影响烈度的统计特性来编制具有概率含义的地震烈度区划图。
【Abstract】 The intensity zoning maps with different return periods for the center part of Shanxi Province and Panxi region, Sichuan Province by using of the statistic characteristics of affected intensity of historical earthquakes. The configuration of this map is similar to that of "Seismic intensity Zoning Map of China (1990)". Difference occurred in some region but reasonable. These results show that statistic characteristics of historical earthquakes can be used to seismic zonation with probabilistic means in the region where historical earthquake data is available.
【关键词】 影响烈度;
统计特性;
地震区划;
平均重现性;
【Key words】 Affected intensity; Statistical character; Seismic regionalization; Average recurrence;
【Key words】 Affected intensity; Statistical character; Seismic regionalization; Average recurrence;
【基金】 国家地震局85070102课题
- 【文献出处】 中国地震 ,EARTHQUAKE RESEARCH IN CHINA , 编辑部邮箱 ,1996年S1期
- 【分类号】P315.5
- 【被引频次】1
- 【下载频次】53