通风空调的主要目的是为人们提供健康、安全、舒适的环境,使室内人员提高工作效率,保持良好的身体状态。但不幸的是,在许多空调建筑中这个目的并没有达到。国内外文献报导,大部份室内人员感到空调建筑内空气使人烦恼、不愉快、污浊和气闷,并抱怨头 The main purpose of ventilation and air conditioning is to provide people with a healthy, safe and comfortable environment so that indoor personnel can improve their work efficiency and maintain a good physical condition. Unfortunately, this goal has not been achieved in many air-conditioned buildings. Domestic and foreign literature reported that most indoor staff felt that the air in the air-conditioned building was annoying, unpleasant, dirty and stuffy, and complained about the head