| 天然沸石对高浓度NH4+吸附机理研究 | 
| 刘磐, 刘永军, 刘兴社, 杨璐 | 
| Study on adsorption mechanism of natural zeolite to high concentration ammonium | 
| Pan LIU, Yongjun LIU, Xingshe LIU, Lu YANG | 
| 图7 天然沸石吸附高浓度NH4+前后的FT-IR表征 | 
| Fig. 7 FT-IR characterization of natural zeolite before and after adsorption of high concentration NH4+ | 
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