The results show that treating ammoniated waste water by ion exchange Tech. on clinoptilolite is feasible.

以石作为离子交换剂处理氨氮废水是可行的。

Primary modified process of natural clinoptilolite was introduced, with focus on application of both natural and modified clinoptilolite in wastewater treatment.

文章简述天然石的主要改性技术，并着重论述近年来天然石及各种改性石在废水处理中的应用研究动态。