7. The effect of powdered zeolite on improvement of membrane filtration performance and removal of organic substances and ammonia-nitrogen were studied.
研究粉末沸石改善膜过滤性能以及提高有机物和氨氮去除效果。
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8. Air stripping had been studied to remove the high concentration of ammonia-nitrogen (NH3-N) from vanadium sesquioxide (V2O3) wastewater in this project.
本课题研究了吹脱法净化三氧化二钒(V_2O_3)生产过程中产生的高浓度氨氮废水。
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9. Adopting quartz sand and active carbon to filtrate have achieved good results, and biological turnplate made biological filtrating and contemporary removed ammonia-nitrogen.
10. It is proved that the Actived Zeolite has a higher capacity of removing Ammonia-nitrogen from water, and is one of the new effective materials for removing Ammonia-nitrogen in the tests.
本文通过室内外试验。证明活化沸石去除氨氮容量较高,是一种优良氨氮去除新材料。
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11. The final reduction product of nitrate nitrogen is ammonianitrogen.
硝酸盐氮的最终还原产物为氨氮。
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12. The result indicated that the main pollution target of this section is permanganate index, five days' biochemical oxygen demand and ammonianitrogen.
评价结果表明:该段主要污染指标高锰酸盐指数、五日生化需氧量、氨氮。
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13. The pitting corrosion potential of 316 stainless steel increases along with the ammonianitrogen density decrease.
在模拟中水中,随着氨氮浓度的增加,316不锈钢的孔蚀电位减小。
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14. The technology of magnesium ammonium phosphate(MAP) is one of effective removal of high strength ammonianitrogen and phosphate in wastewater.
磷酸铵镁(MAP)技术是一种有效去除废水中高浓度氨氮和高浓度磷酸盐的技术。
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15. Decompose unnecessary organic matters, such as ammonia, nitrogen, phosphorus, to achieve the purpose of purifying water quality.
有效分解水体中的多余有机物、氨、氮、磷等物质,达到净化水质的目的。
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16. Biological pretreatment technology is an economic and efficient method to remove ammonia -nitrogen in micro - polluted raw water.
生物预处理是去除微污染源水中氨氮的一种经济有效的方法。
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17. The direct affected factor of nitrification was ammonianitrogen loading.
氨氮负荷是影响反应器硝化性能的直接因素。
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18. Backwash cycle has more effect on ammonianitrogen removal rate.
反冲洗周期对氨氮的去除率有较大影响。
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19. Objective: to screen nitrobacter that could be used to treat ammonianitrogen pollution, dejecta and sewage in military tunnel.
目的:筛选、分离能够用于治理氨氮污染和军事坑道生活污物、污水的硝化菌。
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20. Moreover, the increase of hydraulic loading will lead to the decline of the removal rate of organics and ammonianitrogen.
此外,在低温条件下提高水力负荷会导致对有机物和氨氮去除率的下降。
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21. The results showed that the compound microorganism preparation improved water quality and decreased significantly the ammonianitrogen in water.
试验表明,复合微生物制剂对改善水质,降低水体中的氨氮具有明显作用。
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22. The absorption capability, the regeneration capability and the influencing factors of the clinoptilolite to ammonianitrogen are studied through static state test , dynamic test and regenerative test.
通过静态试验、动态试验和再生试验研究了天然斜发沸石吸附氨氮的热力学性质、再生性能和影响因素。
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23. For the medium sand system of the low ammonianitrogen, by shortening HLC, the removal effect of the system is significantly improved.
对中砂的中低氨氮进水系统,通过缩短水力负荷周期,会使去除效果得到明显改善。
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24. The experiment results show that the powdered zeolite can improve the flocculation behaviors, remarkably enhancing the effect of removing organic matter and ammonianitrogen.
实验结果表明,投加沸石粉强化混凝能够改善絮凝性能,显著提高有机物、氨氮的去除效果。
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25. Objective: An improved method of ammonianitrogen in drinking water was developed for the ammonia in workplace air.
目的:建立与生活饮用水氨氮测定相匹配的方法来检测工作场所中空气氨。
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26. It is found that HRT, influent ammonianitrogen and external carbon source have significant effect on biological nitrification and denitrification.
通过试验发现HRT、进水氨氮和外碳源对生物硝化和反硝化有重要影响。
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27. In water, nitrogen exists in form of organic nitrogen, ammonia nitrogen, nitrite and nitrate.
在水中,氮是以有机氮、氨态氮、亚硝酸氮和硝酸氮的形式存在的。
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28. The result of dynamic experiment for ammonianitrogen removal from micro polluted raw water is studied in this paper.
介绍了一种微污染源水中去除氨氮的小型动态试验的结果。
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29. The removal rates of ammonianitrogen, denitrification ability and anammox ability were investigated in three bioreactors.
探讨了序批式生物反应器填埋场的氨氮去除率、反硝化能力以及厌氧氨氧化能力。
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30. The removal rates of ammonianitrogen, denitrification ability and anammox ability were investigated in three bioreactors.