【摘要】 对虾拉沱准直阵观测资料进行了处理分析，探讨了准直测量的精度、测定的断层蠕变特征及震前的反向运动，分析了准直观测的效果，并提出改进措施。更多还原

【Abstract】 The measurement accuracy of directrix, fault creep characteristic and the retrogressived movement are discussed with the analysis of the data. Also some improving methods are put for ward.更多还原