北京2008年奥运期间冰雹灾害风险评估模型研究

Risk Evaluation Model on Hail Disaster During the Beijing Olympic Games

摘要: 对1971～2006年6～10月北京地区的569个降雹日的灾情进行了分析,以北京地区的地貌特征、冰雹发生的频率、人口密度和奥运场馆所在区域为评价因子,采用模糊数学方法分别计算出不同区域的孕灾环境敏感度、灾害发生的危险性和城市脆弱

Abstract: Analyzing the background of the 569 days hail disaster events from June to October for the period of 1971-2006 in Beijing,geomorphic characteristics in Beijing Administrative Region,occurrence frequency of hail,p