5、的污染物控制效果。关键词:小学教室;通风;室内空气品质;窗式净化通风器;PM2.5ABSTRACTIndoor environment isveryimportant space for people to live,study and work. Recent researches indicate that people spend 80%~90%of their lifetime in indoor environment and bad indoor air quality will da
6、mage people’s health. School building is a special type of building. This kind of buildingoften have high occupant density, long residence time of people and bad ventilation. Since most school buildings in China have no mechanical ventilation system a
7、nd the atmospheric environment is suffering from severe pollution, school classroomis becoming a severely affected area by both indoor and outdoor pollution,especially for primary schools. Children in primary schools are still growing and developing;t
8、heir immune system are still immature and they breathe more relative to body weight than adults, so bad indoor environment will bring more serious negative effect to their health. This thesis investigate the current situation of ventilation an