城市景观水体水质维护的几种方法与实践

在国家高度重视发展节能环保型建筑的战略思路下，城市的生态化发展对城市景观水体的水质维护提出了新要求。文章列举工程实例介绍了目前国内外用于城市景观水体水质维护的主要工艺，并分析和比较了这些工艺在实际运用中的效果、适应性及运行成本等，肯定了加压溶气气浮法处理工艺在城市景观水体处理中的优势。

Methods and Practice of Water Quality Protection of Urban Scenic Waters

Under the country＇s strategic idea that high attention should be paid to development of energy-saving and environmental-protection building, ecological development of a city has a new requirement on water quality protection of its scenic waters. Based on case study, this article introduces main processes currently used in our country for water quality protection of urban scenic waters, analyzes and compares these processes with regard to their effects, adaptabilities and operation costs in actual application and acknowledges advantages of pressure solution air floatation process in treatment of urban scenic waters.