Comparing the performance of biofilm growth and pollutants removal of ceramics, quartzite, zeolite and coke, results show that ceramics is better than others.

• 通过对陶粒、石英砂、沸石及焦碳四种填料的性能进行对比，结果表明，陶粒在挂膜稳定性和去除污染物能力方面优于其它三种填料。