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昆仑山口西8.1级地震前兆场异常的综合演化特征
引用本文:张敏,刘山青.昆仑山口西8.1级地震前兆场异常的综合演化特征[J].高原地震,2002,14(1):48-51.
作者姓名:张敏  刘山青
作者单位:1. 青海省地震局,青海,西宁,810001
2. 青海省黄南州地震局,青海,同仁,811300
摘    要:从综合的角度系统分析了2001年11月14日青海昆仑山口西8.1级地震前青海地区前兆场异常的演化特征,从时、空、强3个方面总结了趋势性异常、短临异常的演变过程,并提出趋势性异常属于远场大震异常,其异常形态多数继承了兴海6.6级地震前的异常特征,临震异常具有从震中向外围迁移的特性。

关 键 词:前兆异常  演化特征  昆仑山口西地震
文章编号:1005-586X(2002)01-0048-04
修稿时间:2002年2月20日

EVOLUTION CHARACTERISTICS OF PRECURSORY FIELD ANOMALIES BEFORE THE WEST KUNLUN MOUNTAINS EARTHQUAKE WITH Ms8.1
ZHANG Min,LIU Shan-qing.EVOLUTION CHARACTERISTICS OF PRECURSORY FIELD ANOMALIES BEFORE THE WEST KUNLUN MOUNTAINS EARTHQUAKE WITH Ms8.1[J].Plateau Earthquake Research,2002,14(1):48-51.
Authors:ZHANG Min  LIU Shan-qing
Abstract:The evolution characteristics of precursory field anomalies in Qinghai area are comprehensively analysed before the earthquake with M s8 1 on Nov.14,2001 in this paper,and summarized the tendency and short anomaly process from time,space and magnitude.The tendency anomalies are far-field abnomals,and they are continued the anomalies of Xinghai earthquake with M s6 6,the impending anomalies are migrated from epicenter to the outer area.
Keywords:Precursory anomaly  Evolution characteristic  The west Kunlun Mountains earthquake
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