文档介绍：队号 19 题目 B :北京市水资源短缺风险综合评价石家庄铁道大学数学建模竞赛论文领队教师: 马祥旺 2014 年5月18日数学竞赛论文- 1- 一. 摘要···································································································· 2 关键词: ···································································································· 2 二. 问题重述······························································································ 3 B 题:水资源短缺风险综合评价············································································ 3 三. 问题提出······························································································ 4 四. 建模过程··