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高邮地震台地磁异常与江苏及邻区地震关系的研究
The relation of geomagnetic anomalies in Gaoyou Seismostation with earthquakes in Jiangsu and its neighboring region
【摘要】 应用加卸载响应比法、日变幅逐日比法、空间相关分析法,研究分析了高邮地磁台1992~1997年地磁垂直分量观测资料发现,在中强地震前高邮台的地磁场存在明显的磁异常变化,提出了适用于高邮台的地震分析预报参数。
【Abstract】 The geomagnetic data from 1992 to 1997 in Gaoyou Seismostation are analyzed with loading and unloading response ratio method, diurnal fluctuation comparison method and spatial correlation analysis method. Through analysis we found the geomagnetic field in Gaoyou area showed obvious anomalies before moderate and strong earthquakes. The prediction parameters that suit Gaoyou area are presented.
【关键词】 地磁场;
地磁异常;
加卸载响应比;
日变幅逐日比;
相关系数;
【Key words】 geomagnetic field; geomagnetic anomaly; loading and unloading response ratio; diurnal fluctuation comparison; correlation coefficient;
【Key words】 geomagnetic field; geomagnetic anomaly; loading and unloading response ratio; diurnal fluctuation comparison; correlation coefficient;
- 【文献出处】 华北地震科学 ,North China Earthquake Sciences , 编辑部邮箱 ,2005年01期
- 【分类号】P315.721
- 【被引频次】6
- 【下载频次】54