Biological activatedcarbonfiltration and slow sand filtration are used to study the rural potable water treatment.
采用生物活性炭滤-砂慢滤工艺对农村饮水处理进行了试验研究。
2
Activatedcarbonfiltration is one of the most effective and easiest methods of removing organics from aquarium systems.
活性炭过滤是清除水族箱系统有机物的最有效和最简单的方法之一。
3
The amount and size distribution of particles in the effluent from a sand filter or from activatedcarbonfiltration in a drinking water treatment plant were investigated.