二次供水是指通过储水设备和加压、净水设施,将自来水转供用户生活饮用,是现阶段我国城市高层住宅居民的主要供水形式。随着建造年代推移,二次供水设施逐步老化,二次供水水质问题逐渐显现。国内相关研究显示:国内城市住宅二次供水设施普遍存在设备老旧、水质污染、管理缺位等问题。今年上海市政府出台文件,要求卫生、房地、财政等部门对二次供水问题予以必要的关注和投入,确保百姓喝上、用 Secondary water supply refers to the water supply equipment and pressurization, water purification facilities, water supply to users for drinking, is the main urban residents in our city at this stage the main form of water supply. With the construction of the passage of time, the secondary water supply facilities gradually aging, secondary water quality problems gradually appear. Relevant domestic studies show that: the prevalence of secondary water supply facilities in urban residential buildings in China are old, water pollution, lack of management and other issues. This year, the Shanghai municipal government issued a document requiring departments of health, housing, finance and other departments to give necessary attention and input to the issue of secondary water supply so as to ensure that the people can drink