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- AMMONIA NITROGEN ADSORPTION ISOTHERM OF TIDAL FLAT SURFACE SEDIMENTS FROM THE YANGTZE ESTUARY 河口潮滩沉积物对氨氮的等温吸附特性
- The key pollution indicators are ammonia nitrogen and BOD. 主要污染指标是氨氮和生化需氧量。
- It is concluded that KDF resin can remove the ammonia nitrogen in water efficiently,and in the adsorption process it has steady filtration loss head and can be easily regenerated. 实验结果表明:KDF树脂可以有效去除水中氨氮,过滤水头稳定易于再生。
- The results indicate that the modification by heating and acids could not significantly increase the adsorption capacity of the modified stellerite for ammonia nitrogen. 结果表明，加热改性与无机酸改性不能显著提高沸石对氨氮的吸附量。
- Landfill leachate was treated by a technological processes of ammonia nitrogen stripping-coagulation and sedimentation-MBR-ozonation-AC adsorption in Bazhou City Garbage Landfill Disposal Plant. 霸州市垃圾填埋场采用氨氮吹脱-混凝沉淀-MBR-臭氧氧化-活性炭吸附工艺处理垃圾渗滤液。
- 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。
- The dependence of nitrogen adsorption on pressure at 450 0C for ZSM-5 zeolite with Si/Al ratio of 990 is shown in Figure 1B. 在450℃时氮气在si/Al比为990的沸石上的吸附与压力的关系如图1B所示。
- Experiments were made using both nitrogen adsorption method (NAM) and mercury porosimetry method (MPM) to analyze the pore distribution o. 实验分别使用氮气吸附法和压汞法对同一泥页岩进行孔径分析。
- 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
- Nitrogen adsorption isotherm(77K) was used to measure the BET surfacearea,pore surface and pore volume of four pulverized coals from pyrolysis process. 用氮气等温吸附（77K）方法测量了四种不同煤粉在热分解过程中的BET比表面积和孔隙结构。
- 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。
- 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。
- The specific surface area and nitrogen adsorption capacity of the acid-heated diatomite ores increase with increaseing power or the temperature of the microwave. 随著微波功率或温度的升高，酸处理矽藻土矿的比表面积与氮气吸附能力呈增加趋势。
- 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。
- K. Kaneko, R. F. Cracknell, and D. Nicholson, “Nitrogen Adsorption in Slit Pores at Ambient Temperatures: Comparison of Simulation and Experiment”, Langmuir 10, 4606 (1994). 陈仁杰;金属薄膜溅镀沈积与高温迴流之分子动力摸拟;国立台湾大学应用力学研究所硕士论文(2002).
- 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。
- Low-temperature nitrogen adsorption method (LTNAM) was used to detect the microspores of Indonesia lignite and the adsorption-desorption isotherms were obtained. 摘要采用低温氮吸附法获得印尼褐煤的吸附-脱附等温线，通过对比分析得到该煤种的内部孔隙特征。
- 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。
- The experimental techniques include SCTA, X-ray diffraction and nitrogen adsorption volumetry at 77 K.A brief explanation of each of these techniques is given herewith. 实验技术包括在77 K下的控制样品热分析，X射线衍射和氮吸附容量分析.;每项技术同此附上简要说明。
- The performances of different powdered zeolites for removing low-concentration ammonia nitrogen from water were compared through batch experiments. 通过静态试验比较了不同产地粉末状沸石去除水中低浓度氨氮的性能。
