您要查找的是不是:
- Ammonia Nitrogen Treatment of Coke Plant Wastewater 焦化废水的氨氮处理
- Preliminary study on ammonia nitrogen treatment of microorganism in industrialized culture water at cold temperature 低温工厂化养殖水体氨氮处理微生物的初步研究
- ammonia nitrogen treatment 氨氮处理
- The key pollution indicators are ammonia nitrogen and BOD. 主要污染指标是氨氮和生化需氧量。
- In this article,the advances in studies on the treatment of ammonia nitrogen wastewater is introduced,and the research trend of this techni... 重点介绍了鸟粪石沉淀法处理氨氮废水目前的研究进展,并探讨了该技术在今后的研究趋势。
- My work was to help monitor treatment of garbage percolating liquid and mainly monitor the variation of three indicators, BOD, COD and ammonia nitrogen. 我的工作是在监控协助监控垃圾渗滤液的处理,主要监控三个指标的变化,即BOD、COD及氨氦(氮)。
- The article describes the circulate and expend of nitrogen in water, analyse the reasons of ammonia nitrogen rising in slaughter wastewater treatment by SBR method and gives some improved measures. 摘要通过对水中氮的内循环及氮支出的叙述,分析了屠宰废水经SBR法处理后氨氮升高的原因,并捉出了改进措施。
- Due to higher content of protein in chondroitin sulfate wastewater and low measured value of ammonia nitrogen, organic nitrogen was neglected in designing wastewater treatment process. 硫酸软骨素废水中蛋白质含量虽然较高,但氨氮测定值较低,导致有机氮问题在设计时容易被忽视。
- Zhao Xiaorong,Du Dongyun,Lu Xiaohua,et al.Studies on the application of the cation-exchange properties of rectorite to ammonia nitrogen in wastewater[J].Industrial Water Treatment,2003,23(2):37-39. [9]赵小蓉;杜冬云;陆晓华;等.;累拖石处理氨氮废水的试验研究[J]
- The operation results show that the basic oxidation is effect to decrease the contents of ammonia nitrogen, phosphide and salt.This is very favorable to the following biological treatment. 实践证明利用碱解氧化可降低浓废水中的氨氮、磷化物及盐浓度,对保证后续生物处理系统正常运行有重要作用。
- The progress and current studies on wastewater treatment by rare earth absorbent, mainly focused on removal of phosphate, fluoride, arsenate and ammonia nitrogen from wastewater were reviewed. 综述了稀土吸附剂在水处理方面的应用及研究进展情况,主要对去除水中的磷、氟、砷、氨氮进行了介绍,并展望了稀土吸附剂在水处理方面的应用前景。
- The major pollution indicators in the Yangtze River system are petroleum and ammonia nitrogen. 长江水系的主要污染指标是石油类、氨氮和高锰酸盐指数。与上年相比,水质持平。
- Topdressing nitrogen treatment had no obvious effect to total nitrogen in soil, but it had a stronger effect to alkalined-nitrogen. 追氮处理对土壤全氮没有明显的影响,但对土壤大麦碱解氮的影响比较大。
- The experiment indicates that the ammonia nitrogen content in the synthesized CNN is 22.78%,and its total nitrogen content comes to 35.08%. 实验表明;合成的CNN中氨态氮含量22.;78%25;总氮含量35
- Despite the reduced oil content with increasing nitrogen rates, the highest oil production per hectare came from the highest nitrogen treatment. 尽管随着氮肥施用量的增加含油率下降,但每公顷最高油产量仍得自于最高的施氮肥处理。
- In soilless culture, we should pay attention to proper adjust the ratio of nitrogen to potassium and the ratio of ammonia nitrogen to total nitrogen. 在无土栽培中要注意适当调节氮钾比和氨态氮与总氮的比例。
- A study on high ammonia nitrogen and low C/N ratio sewage reclamation using Self-forming Dynamic Membrane Bioreactor was presented in this thesis. 本文采用自生生物动态膜反应器工艺来处理高氨氮、低碳氮比污水,着重研究动态膜生物反应器中氨氮的硝化情况。
- Can carry out nitrogen treatment and flame hardening treatment to improve surface hardness and wearresisting performance. 可施以氮化及火焰硬化处理,以增进表面硬度及耐磨性。
- The ratio of isoparametric discharge pollution loading was applied to assess the environmental impact of ammonia nitrogen on the surface water bodies. 应用污染物等标排放负荷比进行农业非点源氨氮污染环境影响评价。
- The result showed that phytoplankton,bacteria,ammonia nitrogen and nitrite nitrogen have different pollution level in different water. 通过分析,浮游植物、细菌、非离子氨和亚硝酸盐氮等因子在不同的水体中表现出不同程度的污染。