[1]王培玲,苏维刚,孙丽.2016年青海门源6.4级地震前测震学异常回顾与思考*[J].地震研究,2016,39(增刊):14-19.
WANG Peiling,SU Weigang,SUN Li.Review and Thinking of Seismometry Anomalies before Qinghai Menyuan MS6.4 Earthquake in 2016[J].Journal of Seismological Research,2016,39(增刊):14-19.
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《地震研究》[ISSN:1000-0666/CN:53-1062/P]
- 卷:
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39
- 期数:
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2016年增刊
- 页码:
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14-19
- 栏目:
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- 出版日期:
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2016-11-20
文章信息/Info
- Title:
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Review and Thinking of Seismometry Anomalies before Qinghai Menyuan MS6.4 Earthquake in 2016
- 作者:
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王培玲; 苏维刚; 孙丽
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青海省地震局,青海 西宁 810001
- Author(s):
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WANG Peiling; SU Weigang; SUN Li
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Earthquake Administration of Qinghai Province,Xining 810001,Qinghai,China
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- 关键词:
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门源6.4级地震; 测震学异常; 震情判定
- Keywords:
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Menyuan MS6.4 earthquake; seismometry anomalies; earthquake judgment
- 分类号:
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P315.7
- DOI:
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- 摘要:
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对2016年1月21日门源6.4级地震前出现的测震学异常进行跟踪分析,发现震前主要以中长期异常为主,其中青海地区6级以上地震超长平静异常显著,祁连地震带3级以上地震频次和b值时间扫描存在异常,地震平静特征参数Wq值虽然在空间上有一定的指示意义,但在该震前无显著的短临异常。综上,在震情判定过程中采用阶段性渐进式地震预报思路也是有效的。
- Abstract:
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Through tracking on the seismometry anomaly of Menyuan MS6.4 earthquake on Jan.21,2016,we find that the seismometry items mainly show the middle and long term anomaly before the earthquake,such as the over-long quiet period of M≥6.0 earthquakes in Qinghai area is significant,the occurrence frequency of M≥3.0 earthquakes in Qilian seismic belt and the spatial scanning of b value show anomaly before the Menyuan MS6.4 earthquake. Although the seismic quiet characteristic parameter Wq value has a certain meaning in space,it didn't show the short-impending anomaly. In summary,using progressive ideas to predict the earthquake in the process of earthquake judgment is effective.
备注/Memo
- 备注/Memo:
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收稿日期:2016-08-23
基金项目:青海省地震科学基金项目(2016A01)资助.
更新日期/Last Update:
2016-10-20