This paper choose ceramisite, cascade ring, ceramic ring, metal ring, fly ash blocks respectively pack in the bio-trickling filter for the experiment of degradition the H2S.

• 摘要选用陶粒，阶梯环，陶瓷锯鞍环，金属锯鞍环，粉煤灰块五种填料分别装入生物滴滤塔进行进行处理含H2S气体的实验研究。