北京市水资源短缺风险综合评价数学建模论文

833Р0.0833Р0.0833Р0.0833Р水资源总量(亿立方米)Р0.0820Р0.0820Р0.0820Р0.0820Р0.0820Р0.0820Р人口数量(万人)Р0.0820Р0.0822Р0.0823Р0.0825Р0.0827Р0.0830Р生产总值(亿元)Р0.0654Р0.0672Р0.0693Р0.0724Р0.0753Р0.0788Р污水处理率(%)Р0.0832Р0.0832Р0.0833Р0.0833Р0.0833Р0.0834Р生活用水总量(亿立方米)Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р农业用水总量(亿立方米)Р0.0834Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р工业用水总量(亿立方米)Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р环境用水总量(亿立方米)Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р续表三Р因素,年份Р2007Р2008Р2009Р2010Р2011Р2012Р降雨量(毫米)Р0.0833Р0.0839Р0.0833Р0.0835Р0.0844Р0.0844Р平均气温(℃)Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р城市绿化覆盖率(%)Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р0.0833Р水资源总量(亿立方米)Р0.0820Р0.0975Р0.0820Р0.0820Р0.0821Р0.0821Р人口数量(万人)Р0.0833Р0.0837Р0.0841Р0.0845Р0.0847Р0.0850Р生产总值(亿元)Р0.0840Р0.0878Р0.0910Р0.0969Р0.1034Р0.1083