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		改性净水污泥颗粒对水中氨氮的动态吸附研究
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			Dynamic adsorption of ammonia nitrogen in water by modified water treatment sludge
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| 图4. 氨氮初始质量浓度对穿透曲线的影响 | 
| Fig.4. Effects of initial mass concentration of ammonia nitrogen on the breakthrough curves | 
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