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4月20日8时02分四川省雅安市芦山县发生7.0级地震后,测绘地理信息行业诸多企业投入到紧急抢险救灾工作中。为预防地震次生灾害的发生,来自武警黄金总队的地质专家利用中海达Qcool i3智能手持GPS,对总面积达1400多平方公里的区域进行徒步巡查。截至日前,已对620多平方公里的区域进行勘察评估,排查地质灾害点90个、居民点16个、垮塌点34处、滑坡点2处,评估临时安置点30个。
At 20:02 on April 20, after a magnitude 7.0 earthquake struck Lushan County, Ya’an City, Sichuan Province, many enterprises in the geographic information industry were surveyed and put into emergency rescue and relief work. In order to prevent the occurrence of secondary disasters in the earthquake, geotechnical experts from the Armed Police Gold Corps make use of the Haida Qcool i3 smart handheld GPS to conduct foot-walking inspections on a total area of over 1,400 square kilometers. As of today, more than 620 square kilometers of the area have been surveyed and assessed. There were 90 geological disasters, 16 settlements, 34 collapsed spots, 2 landslide spots and 30 temporary settlements.