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公元1119年2月在吉林省境内曾发生一次强震:“宋宣和二年春正月,肇州之始兴,隆州之利涉,地震陷,死数千人”(图1)。经作者分析考证,认为这次地震的震中在吉林省第二松花江(以下简称二松)下游;进一步用目视解译法确认,震中区在吉林省前郭县卡拉木附近;并根据该震的宏观记录、烈度区域和震害程度,通过计算、分析,确定这次震级为7级。
In February 1119 AD, a strong earthquake occurred in Jilin Province: “Song Xuan and the first lunar January of the second year, the beginning of Zhaozhou, the interest of Longzhou, the earthquake subsidence, and the death of thousands of people” (Figure 1). According to the author’s analysis and research, the epicenter of this earthquake is believed to be in the lower reaches of the second Songhua River in Jilin Province (hereinafter referred to as “Song Song”); further confirmed by visual interpretations that the epicenter area is near Karamu in Qian Guo County, Jilin Province; The macro records of the earthquake, the intensity region and the degree of earthquake damage were confirmed by the calculation and analysis of this magnitude of 7.