Japan earthquake Investigation Committee, said, Nagano Prefecture 30 years of this fault zone, 14% probability of occurrence of 8 earthquake.
日本地震调查委员会表示,长野县的这个断层地带30年内有14%的概率发生8级地震。
Through systematic investigation of field geology, drilling records, geophysics and isotope geology, a Permian basite zone in the basin is confirmed.
通过野外地质、钻井地质、地球物理和同位素地质的综合调查研究,确定了盆地内部存在一条三叠纪基性岩带。
Detailed analyses of satellite images and field investigation have revealed that the active Kaidu River fault zone on the southern margin of the basin is a strike-slip fault zone.
详细的卫星图像分析和野外调查表明活动断层(开都河断层带)主要分布在盆地的南缘,具典型的走滑断层特征。
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