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日本本州东海岸附近海域9.0级地震前观测到的一次地应力异常
An Earth Stress Abnormal before the Ms9.0 Earthquake Near the east coast of Honshu,JaPan
- DOI:
- 作者:
- 张蕙1) 张道义 2)
Zhang Hui1) Zhang Daoyi2)
- 作者单位:
- 1) 中国太原 030021山西省地震局2) 中国太原 030006中国辐射防护研究院
1)Earthquake Administration of Shanxi Province,Taiyuan,Shanxi 030021,China2)Chinese Institute for Radiation Protection, Taiyuan,Shanxi 030006,China
- 关键词:
- 地应力异常 高精度地应力仪 短期异常 临震异常 速率异常 矩形脉冲
anomalous earth stress; high precision earth stress analyzer; short-term abnormity; imminent abnormity; Velocity abnormity ; Rectangular pulse
- 摘要:
-
介绍2011年3月11日日本本州东海岸附近海域9.0级特大地震发生前，中国辐射防护研究院地震台PYL-3型高精度地应力仪记录的地震前，应力短期异常、临震异常情况，并作初步分析与研究。
This Paper introduces short-term abnormalities and imminent abnormalities recorded by the PYL - 3 type high precision ground stress analyzer of Chinese Institute for Radiation Protection before the Ms9.0 earthquake on March 11,2011,which occurred near the east coast of Honshu,JaPan.then making preliminary analysis and research of Impending earthquake abnormalities.
