| 山丹-民乐6.1和5.8级地震短期异常特征 |
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| 引用本文： | 李兴坚,张立光,曾文浩,许玉红,刘小明,李东生.山丹-民乐6.1和5.8级地震短期异常特征[J].高原地震,2004,16(3):60-65. |
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| 作者姓名： | 李兴坚 张立光 曾文浩 许玉红 刘小明 李东生 |
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| 作者单位： | 甘肃省地震局高台基准地震台,甘肃,高台,734300;甘肃省地震局监测中心,甘肃,兰州,730000 |
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| 摘 要： | 总结分析了2003年10月25日发生在甘肃山丹-民乐6 1级、5 8级地震的异常特征,总体表现为:(1)地震活动在空间上的丛集和地震活动水平的明显增强现象,以及一些显著地震事件的发生和有序迁移;(2)震源区外前兆异常出现大幅度同步变化的短期异常特征。
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| 关 键 词： | 山丹-民乐地震 短期 异常特征 |
| 文章编号： | 1005-586X(2004)03-0060-06 |
| 修稿时间： | 2004年8月6日 |
CHARACTERISTICS OF SHORT-PERIOD ANOMALIES OF THE EARTHQUAKES WITH Ms6.1 AND Ms5.8 IN SHANDAN-MINLE COUNTY IN GANSU PROVINCE |
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| LI Xing-jian,Zhang Li-guang,ZENG Wen-hao,XU Yu-Hong,LIU Xiao-ming,LI Dong-sheng.CHARACTERISTICS OF SHORT-PERIOD ANOMALIES OF THE EARTHQUAKES WITH Ms6.1 AND Ms5.8 IN SHANDAN-MINLE COUNTY IN GANSU PROVINCE[J].Plateau Earthquake Research,2004,16(3):60-65. |
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| Authors: | LI Xing-jian Zhang Li-guang ZENG Wen-hao XU Yu-Hong LIU Xiao-ming LI Dong-sheng |
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| Institution: | LI Xing-jian~1,ZHANG Li-guang~2,ZENG Wen-hao~2,XU Yu-hong~1,LIU Xiao-ming~1,LI Dong-sheng~1 |
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| Abstract: | Anomaly characteristics of the earthquakes with M s6.1 and M s5.8 in Minle-Shandan area on Oct.25,2003 are analyzed.The results show that seismicity is abviously strengthened and clustered in space,and earthquakes are ordered migrated;the precursory anomalies out of the epicentral area are changed largely and synchronously in short period. |
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| Keywords: | Shandan-Minle earthquake Short period Anomaly characteristic |
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