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1984年7月13日,甘肃省清水县丰望乡柏树村附近约4,500万立方米土体与丰望梁分离下移,形成了大型灾难性滑坡。滑坡体位于清水县城西南25公里,陇海铁路天水站NE33°,直线距离11公里处(图1)。7月11日,柏树村北的鲁家湾下八墒地出现宽30厘米、长1华里的地裂缝,并向南北延展,两日后伸入柏树村内。13、14日连续缓慢滑动,致使北起王家崖,南至柏树村的邵家湾,东起老坟园,西到松家河,面积约1.2平方公里的土
On July 13, 1984, about 45 million cubic meters of soil near Fengshui Township, Qingshui County, Gansu Province, separated from Fengwangliang and formed a large-scale catastrophic landslide. The landslide is located 25 kilometers southwest of Qingshui County, NE33 ° of Longhai Railway Tianshui Station, and the straight line distance is 11 kilometers (Figure 1). On July 11, there appeared a ground crack of 30 cm in width and 1 in length in the lower part of Lujiawan in Cypress Village, extending to the north and south and extending into the cypress village two days later. 13, 14 consecutive slow slide, resulting in the north from the Royal Cliff, South to Cypress Village Shaojiawan, east of the old graveyard, west to the Song River, an area of about 1.2 square kilometers of soil