STUDY ON THE RELATION OF WATER RADON ANOMALY OBSERVED IN CISHAN WELL OF HANDAN WITH TWO EARTHQUAKES OCCURRED IN NORTH CHINA
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Graphical Abstract
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Abstract
some high value anomalies of water radon appeared in Cishan well of Handan before Datong M6.1 and Zhangbei M6.2 earthquake. The anomalies are analyzed with sliding mean and secondary function method. The results show that the medium term anomalies of radon are corresponding well with the two events. The mechanism of correspondence is also discussed.
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