Based on the theory and practice of water supply and sewerage in installation engineering, making clear the contents,discussing some control points including of quality record,sensory evaluation, dimensional variation and actual measurement,and performance testing,this article focused on the topics that quality control procedure of water supply and sewerage in installation engineering and the development trend of installation engineering in the next years.%在工程理论与实践的基础上，明确建筑安装工程给水排水质量创优的内容，从质量记录、感官质量、尺寸偏差及限值实测以及性能检测等方面分析质量创优的控制要点，建立质量创优的控制程序，并展望建筑安装工程未来的发展趋势。
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