Far-field precursory anomalies always are the bi-or multi-precursors, and they have been examined by earthquake, so they are reliable anomalies for the prediction of sequential earthquakes;
远场前兆异常一般具有双重或多重前兆的性质，它们是比较可靠的前兆异常，可为预报地震提供依据；
Far-field precursory anomalies always are the bi-or multi-precursors, and they have been examined by earthquake, so they are reliable anomalies for the prediction of sequential earthquakes;
远场前兆异常一般具有双重或多重前兆的性质，它们是比较可靠的前兆异常，可为预报地震提供依据；
应用推荐