【摘要】 通过回忆共和地震前出现的反常现象,认为地震发生前有预兆,并通过这些预兆使人们提高警惕,做好地震预报、地震应急的准备工作。更多还原

【Abstract】 Unusual phenomena were found before Gonghe earthquake,and it is considered that there are precursors before earthquakes.According to these precursors,people should be warned to be prepared against the earthquake.更多还原