This paper describes the normal and anomalous features of electrotelluric field before some earthquakes in Hexi area of Gansu Province, based on the data observed at five stations in Hexi area, It points out that study on the anomalies of electrotelluric field is significant for short-term and imminent prediction of earthquake.
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毛可,石特临,孙景芳.几次地震前河西地区地电场的异常特征[J].地震工程学报,1991,13(3):26-32. Mao Ke, Shi Telin, Sun Jingfang. DISCUSSION ON ANOMALOUS FEATURES OF ELECTROTELLURIC FIELD BEFORE SOME EARTHQUAKES IN HEXI AREA[J]. China Earthquake Engineering Journal,1991,13(3):26-32.