This article introduces the classification and functions of air valve in ventilation and air-conditioning system, specifically describes its application problems, and puts forward proposals, and then summarizes matters needing attention in the aspects of detection, installation, opera- tion and maintenance of air valve, with a view to ensure the normal operation of air-conditioning system.%介绍了通风空调系统中风阀的分类及作用,详细阐述了风阀在工程应用中存在的问题,并提出建议,同时总结出风阀在检测、安装、操作及维修方面应注意的问题,以确保空调系统的正常运行。
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