一谈到净化室内空气,人们马上想到的是通风换气。的确,通风换气量(或相应的换气次数)是室内空气质量的主要影响因素,但实际上,采用普通的通风换气方法具有很大的局限性。众所周知,目前城市中的大气污染依然很严重,工业生产排出的废气,大量的汽车尾气、降尘、浮尘以及从其他住宅中排出的混浊空气等, When it comes to purifying indoor air, people immediately think of ventilation. Indeed, ventilation (or the corresponding number of ventilation) is the main factor affecting indoor air quality, but in fact, the use of ordinary ventilation has great limitations. As we all know, the air pollution in the cities is still very serious at present, the exhaust gas discharged from industrial production, a large amount of vehicle exhaust, dust, dust and turbid air discharged from other houses,