【摘要】 对山西大同—阳高６．１级地震、甘肃天祝６．２级地震前山西夏县热水井和宁夏固原北海孔、硝口Ⅰ泉的气体观测资料进行了处理，识别出其中的异常。分析表明，地下水气体异常变化与地震有一定的相关性更多还原

【Abstract】 The observation data of the gas in the thermal water well of Xiaxian,the well of Guyuan and the spring of Xiaokou before Daton Yinao M6 1 earthquake and Tianzhu M6 2 earthquake have been processed ,the anomalies among them have been identified .The analysis suggests that the anomalous variation of the gas in groundwater is correlated with earthquakes.更多还原