岫岩5.4级地震前地形变观测异常的某些特征

SOME CHARACTERISTICS ON ABNORMAL DEFORMATION BEFORE XIUYAN EARTHQUAKE OF M_S 5.4

详细介绍了岫岩5 4级地震前锦州市地震台TJ-1A型体积式应变仪和CZB-1型竖直摆倾斜仪观测资料的异常变化情况,认为中等强度地震前短期或短临前兆信息是存在的。

This paper introduced the abnomal change of observational data of TJ1A strainmeter and CZB1 tiltmeter in seismic station of Jinzhou city befor Xiuyan earthquake of MS 54,It was considered that there are shortterm and imminent anomaly before a moderate size earthquake.