Adopting quartz sand and active carbon to filtrate have achieved good results,and biological turnplate made biological filtrating and contemporary removed ammonia-nitrogen.

• 采用石英砂加活性炭过滤,其效果显著且经济,生物转盘进行生物过滤能同时去除氨氮,臭氧杀菌方便卫生且兼有增氧作用。