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一、引言据我国地震台网测定,北京时间2001年11月14日17时26分,在新疆、青海交界处的昆仑山口西(北纬36.2°,东经90.9°)发生8.1级地震。震中位于新疆若羌县境内,距离若羌县城400km,距离格尔木市350km。据了解,青海、四川、甘肃部分地区有震感。地震地表破裂带沿N60°～90°W出现一条350km的大裂缝。该地震是中国大陆自1951年西藏当雄8.0级地震后在中国大陆发生的第一个M_S≥8.0级的地震。如此强的一次地震
I. INTRODUCTION According to China’s Seismological Bureau, Beijing time at 17:26 on November 14, 2001, a magnitude 8.1 earthquake occurred in the west of the Kunlun Mountain Pass (36.2 ° north latitude and 90.9 ° longitude) at the junction of Xinjiang and Qinghai. The epicenter is located in Ruoqiang County, Xinjiang, 400km from Ruoqiang County and 350km from Golmud City. It is understood that there are feelings in some areas of Qinghai, Sichuan and Gansu. Earthquake rupture zone along the N60 ° ~ 90 ° W appeared a 350km large cracks. This earthquake is the first M_S≥8.0 earthquake that occurred in Mainland China since mainland China’s Mntorm M 8.0 in 1951. Such a strong earthquake