随着城市建筑物越来越多地采用全封闭式集中空调系统,特别是2003年春季SARS的爆发流行,由于不能排除建筑物集中空调通风系统可能传播SARS病毒的可能性,集中空调系统中存在的卫生问题引起了空前的重视。为掌握公共场所集中空调通风系统污染状况,为卫生管理提供依据,本文选择了郑 With the increasing use of totally enclosed central air-conditioning systems in urban buildings, especially the outbreak of SARS in the spring of 2003, the possibility of transmitting SARS viruses in buildings can not be ruled out and the existence of centralized air-conditioning systems exists Health issues have drawn unprecedented attention. In order to grasp the pollution status of centralized air conditioning and ventilation system in public places and provide the basis for health management,