biological filtration process

基本解释

Parameters of manganese sand biological filtration process in recycling of wastewater from steel and iron production;
采用天然锰砂滤料接触氧化法对去除工业冷却水中锰、铁的工艺条件进行了研究。
It is believed that biological zeolite filtration process might be best with wide foreground for this slightly polluted water renovation.
认为生物沸石过滤法是一种优势明显、应用前景广阔的微污染水处理方法。
This article presents some parts at optimization of the filtration process and some key questions at Biological filtration.
论述了过滤优化的几个方面以及生物过滤中应注意的一些关键问题。