地磁加卸载响应比与大连地区地震 |
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引用本文: | 侯永骏,于政轩,等.地磁加卸载响应比与大连地区地震[J].东北地震研究,2000,16(4):40-43. |
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作者姓名: | 侯永骏 于政轩 |
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作者单位: | 大连地震台!辽宁 大连 116033,大连地震台!辽宁 大连 116033,大连地震台!辽宁 大连 116033,大连地震台!辽宁 大连 116033 |
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摘 要: | 大连及邻区在1981-1991年间发生了多次中强地震。本文作者应用地磁加卸载响应比方法对大连台1981-1991年地磁资料进行处理。在研究大连台P(Z)值的异常变化与该周围中强地震关系的基础上,给出映震异常的定量指标及预报效果。
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关 键 词: | 加卸载响应比 阈值 日变幅 地震 地磁 映震异常 |
RELATIONSHIP BETWEEN FIELD GEOMAGNETIC LOAD-UNLOAD RESPONSE RATIO AND EARTHQUAKES IN DALIAN AREA |
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Abstract: | Using of the method of field geomagnetic load-unload response ratio, data of geomagnetic vertical-component daily ranges of Dalian seismic station from 1981 to 1991 are processed. The quantitative indexes of response-earthquake and forecasting results can be obtained while determining the relationship between the P(z) value anomalies variation and the medium-strong earthquakes in Dalian area. |
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Keywords: | Load-unload response ratio Threshold Daily range Earthquake |
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