Filter screens of active carbon and cold accelerant can decompose gaseous infectants. 另外在这一过程中，颗粒活性碳过滤网和冷触媒过滤网可以分解空气中的气态污染物。
Above measures to cut the gaseous pollutants are effective means for controlling the production of secondary particles and ozone pollution. 采取以上削减气态污染物的措施，均有利于控制二次颗粒物产生和臭氧污染。
