【摘要】 雨水是城市宝贵的淡水资源,随着可利用水资源的日趋紧张,雨水以其成本低廉、处理方法简单等特点,日益受到人们重视。文章通过实例,论证了雨水利用的可行性,提出了住宅小区雨水利用方案,计算了各方案的工程造价,并进行了方案技术经济比较,提出了生态住宅小区雨水利用的主要途径。更多还原

【Abstract】 Rainwater is a valuable fresh waterresource of a city.With tighter water resources available,rainwater is getting more and more attention with itslow cost and simple treatment.The article demonstratesthe feasibility of rainwater utilization,proposes the pro-grams of rainwater utilization in housing districts,givescalculation on engineering costs of each program,makes a comparison among the programs in their tech-nical economies and puts forward main means of rain-water utilization in housing districts.更多还原