Multi-scale wavelet separation of aeromag-netic anomaly and study of faults in Beijing area

来源 :Acta Seismologica Sinica(English Edition) | 被引量 : 0次 | 上传用户:resident_2
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In this paper,through a multi-scale separation of the aeromagnetic anomaly by wavelet transform technique,we reprocessed the aeromagnetic data collected 20 years ago in Beijing area and analyzed the aeromagnetic anomaly qualitatively,integrating geological structure features in the area. In particular,we studied the spatial distributions of the two main faults called Shunyi-Liangxiang fault and Banqiao–Babaoshan–Tongxian fault,which have cut and gone through the central Beijing area striking in NE and EW directions,respectively. The influences of these two faults on the earthquakes have also been discussed briefly. In this paper, through a multi-scale separation of the aeromagnetic anomaly by wavelet transform technique, we reprocessed the aeromagnetic data collected 20 years ago in Beijing area and analyzed the aeromagnetic anomaly qualitatively, integrating geological structure features in the area. studied the spatial distributions of the two main faults called Shunyi-Liangxiang fault and Banqiao-Babaoshan-Tongxian fault, which have cut and gone through the central Beijing area striking in NE and EW directions, respectively. The influences of these two faults on the earthquakes have also been briefly
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