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张北Ms6.2级地震前出现的地磁日变低点位移异常
引用本文:高立新,燕志强,阎海滨,朱学键.张北Ms6.2级地震前出现的地磁日变低点位移异常[J].华北地震科学,2000,18(2):56-61.
作者姓名:高立新  燕志强  阎海滨  朱学键
作者单位:内蒙古地震局,呼和浩特,010051
摘    要:1998年1月10日张北发生Ms6.2级地震,地震前5d ̄24d,在全国范围内出现4次地磁日变低点位移异常现象。本文对地磁日变低点位移现象的物理基础进行了初步探讨,对地磁日变低点位移导演预报地震的方法作了简要介绍,对地磁日变低点位移异常与张北地震的关系进行了分析,认为张北地震前出现的地磁日变低点位移导演是该次地震的前兆反映。

关 键 词:地磁日变化  地震预报  地震前兆  地磁日变低点
修稿时间:1999-08-04

THE ANOMALIES OF GEOMAGNETIC LOW POINT DISPLACEMENT IN DAILY CHANGE BEFORE ZHANGBEI Ms6.2 EARTHQUAKE
Gao Li Xin,Yan Zhiqiang,Yan Haibin,Zhu Xuejian.THE ANOMALIES OF GEOMAGNETIC LOW POINT DISPLACEMENT IN DAILY CHANGE BEFORE ZHANGBEI Ms6.2 EARTHQUAKE[J].North China Earthquake Sciences,2000,18(2):56-61.
Authors:Gao Li Xin  Yan Zhiqiang  Yan Haibin  Zhu Xuejian
Abstract:to 24 days before zhangbei Ms6.2 earthquake (January 10,1998),the geomagnetic low point displacement in daily change(GLPDDC)showed 4 times abnormal in China.In this paper we preliminarily discussed the physical basis of GLPDDC,and briefly introduced the prediction method with GLPDDC anomalies.Through the analysis of the relation between GLPDDC anomalies and the Zhangbei earthquake,we believed that the GLPDDC anomalies before Zhangbei quake were the precursors of the quake.
Keywords:daily change of geomagnetism  earthquake prediction
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