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为了解石家庄市城区公共场所集中空调通风系统卫生状况,于2011年6—8月对石家庄市24家公共场所(包括5家大型商场、3家大型超市和16家宾馆)集中空调通风系统进行了检测。卫生指标包括集中空调冷却水和冷凝水中的嗜肺军团菌,风管内表面积尘量、细菌总数、真菌总数,送风口空气中的细菌总数、真菌总数、β-溶血性链球菌。根据《公共场所集中空调通风系统卫生规范》(2006)附录A、D、H、I进行采样与检测。按照《公共场所集中空调通风系统卫生规范》(2006)进行评价:
In order to understand the health condition of centralized air conditioning and ventilation system in public places in urban area of Shijiazhuang City, from June to August 2011, centralized air conditioning and ventilation systems were carried out in 24 public places in Shijiazhuang (including 5 large shopping centers, 3 large supermarkets and 16 hotels) Detection. Health indicators include Legionella pneumophila in central air-conditioning cooling and condensate water, amount of dust on the inner surface of the duct, total number of bacteria, total number of fungi, total number of bacteria in the air supply at the air outlet, total number of fungi, β-hemolytic streptococcus. Sampling and testing shall be carried out according to Appendix A, D, H, I of Hygienic Standard for Central Air Conditioning Ventilation System in Public Places (2006). In accordance with “public places central air-conditioning ventilation system hygiene norms” (2006) for evaluation: