【摘要】 根据１９８７年１月８日甘肃迭部５．９级地震前，该区域的地壳形变中长期背景和定点台站连续观测资料的临震反应异常，分析研究了这些异常的变化特征。更多还原

【Abstract】 Before the earthqueak(M_s=5.9)occurred in Diebu area,Gansu Province in Jan。8,1987,intermediate and long-term background of the crustal deformation and impendingearthquake anomaly of continuous observational data for the fixed station in this areawere presented and the features of these anomalous phenemena are analysed.更多还原