论文部分内容阅读
七十年代以来,全世界的工业先进国家皆致力于以水污染防治,投入了庞大的资金、科技、人力来改善其饮用水所受的污染。近几年来,随着我国人民生活水平的提高,已有越来越多的人开始认识到饮用水水质与健康存在着密切关系,并有了要求改善饮用水质的迫切愿望。自来水除了水分子之外,尚有许多肉眼
Since the 1970s, industrialized nations all over the world have devoted themselves to water pollution prevention and control and have invested huge amounts of funds, technology and manpower to improve the pollution of their drinking water. In recent years, with the improvement of people’s living standards in our country, more and more people are beginning to recognize the close relationship between drinking water quality and health and the urgent desire to improve the quality of drinking water. Tap water in addition to water molecules, there are many naked eyes