In the paper,through the experimental study on the system of O3-BAC,we discover that sand filter has the stronger biological effect.

• 文章通过“臭氧-生物活性炭”中试研究发现,由于预臭氧的充氧和跌水作用,砂滤池有着很强的生物作用,对氨氮,亚硝酸盐氮和有机物有着良好的去除效果。