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我国是世界上遭受自然灾害较为严重的国家之一,随着城市化水平不断提高,城市建筑和人口密度高度集中,一旦发生重大灾害,人民群众的生命财产安全将受到严重威胁。特别是汶川地震发生以后,城市公共安全问题引起了越来越多人们的关注。全国各地都开始重新思考城市应急避难场所问题。历史经验告诉我们,在地震等灾害发生时,大面积开阔平坦地区是最理想的公共避难地,城市人
As China is one of the most seriously affected countries in the world, as the level of urbanization continues to rise and urban construction and population density are highly concentrated, the lives and property of the people in the event of major disasters will be seriously threatened. Especially after the Wenchuan earthquake, the issue of urban public safety has aroused more and more people’s attention. All over the country have begun to rethink the problem of urban emergency shelters. Historical experience tells us that in the earthquake and other disasters, a large open flat area is the best public shelter, urban people