活性吸附
- 与 活性吸附 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Hydrotalcites belong to a family of anionic clays. Because of its special composition and structure, hydrotalcites are shown highly activity and selectivity in catalytic reaction, such as hydrogenization, polymerization, and condensation.
水滑石为一类阴离子型层状粘土,由于其组成和结构的特殊性,使其在催化加氢、聚合、缩合及醇类转化等有机反应中表现出高的催化活性和选择性,同时,它们还可以作为吸附剂、阻燃剂和热稳定剂等。
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Through authority's test, after water stored in energy mug, it can reach 45.79 Hz but under the standard of 50Hz.(50~100 Hz is subset water; Over 100 Hz is big hydrone group water); It can also change acid, alkalescence water into alkaline water. Moreover, Biologic activity function energy sheets have very good function of adsorption and degradation, which will help to improve the taste of drinks and cleanse water quality.
经权威部门测试,水经能量杯盛装之后,半高宽达到45.79Hz,低于50Hz的标准(50~100Hz为小分子团水,大于100Hz为大分子团水);能将酸、碱性水转变成弱碱性水,而且生物活性功能能量片有很好的吸附和降解功能,对改善饮水的口感,净化水质起到良好作用。
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Quercetin, quercetin rhamnoside, hyperin, syringoside and eleutheroside E wereisolated from the flower of Acanthopanax senticosus. Searching bioactive natural compound and establishing quality evaluation standard arefocused on this experiment. Using cold immersing of 70% methanol to extract from flower ofAcanthopanax senticosus and integrating macroporous resin, silica gel column chromatography,sephadex gel to abstract. We obtained five monomer compounds (compoundⅠ-compoundⅤ),quercetin, quercetin rhamnoside, hyperin, syringoside and eleutheroside E. That five compoundswere determined by HPLC in eight parts of Acanthopanax senticosus (flower, root, leaf fruit,shoot, new shoot, phloem of shoot, skin of shoot), which provide science bases for establishingquality evaluation system and settle infarctate foundation.
本文以从刺五加花蕾中寻找具有重要生物活性的天然化合物和建立质量评价标准为主要目的,对其化学成分进行研究,采用70%甲醇冷浸的方法对刺五加花蕾中的成分进行提取,运用大孔树脂吸附色谱法、硅胶柱层析法以及葡聚糖凝胶柱层析相结合的方法进行分离,得到5种单体化合物,分别为槲皮素、槲皮素鼠李糖苷、金丝桃苷、紫丁香苷和刺五加苷E;利用高效液相色谱法对这5种化合物在刺五加花蕾中的含量进行了测定;考察了8个部位(花蕾、根、叶、果、茎干、新枝、茎韧皮部、茎皮)中这5种化合物的含量分布情况,并作一比较,为今后建立刺五加质量评价体系提供了科学依据,奠定了坚实的基础。
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In the first step of the Meros process adsorbents such as specially prepared lignite coke or activated carbon powders as well as desulphurization agents ( sodium bicarbonate or hydrated lime) are injected into the sinter offgas stream at a high injection velocity- exceeding 30m/s- in the counter-current flow direction.
Meros处理系统的第一步就是将吸附剂,诸如特别准备的褐煤焦或者活性碳粉末以及脱硫剂以超过每秒30米的注射速度以逆流方向加入烧结尾气气流中。
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After 24 hours, all rats were anesthetized again and their left common carotid arteries were cannulated to facilitate blood withdrawal for serum sample. The contents of tumor necrosis factor-a and interleukin-6 (IL-6) in serum were determined before and after experiment by ELISA; the activity of superoxide dismutase and content of malondialdehyde were determined by xanthinoxidanse method and modified TBA microdetermination. The content of NO2(superscript -)/NO3(superscript -), and activity of nitric oxide synthase and inducible NOS were determined by nitrate reductase method, and chemical chromogenic reaction, respectively; the immunoglobulin G, IgA, IgM and complement 3 (C3) and C4 were determined by immunoprecipitation method before and after experiment.
实验评估:手术创伤后24h进行采用酶联免疫吸附法测定实验前后血清肿瘤坏死因子α、白细胞介素6含量;应用黄嘌呤氧化酶法测定超氧化物歧化酶活性、改良TBA微量法测定丙二醛水平;以硝酸还原酶法、化学显色法分别检测NO2/NO3浓度及一氧化氮合酶、诱导型一氧化氮合酶活胜;以免疫比浊法经全自动生化分析仪检测血清免疫球蛋白IgG、IgM、IgA及补体C3、C4含量。
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In the paper, the multidentate carboxylic acid ligands were used to combine with Cd, resulting in the three dimensional MOCPs single crystals—C12H16CdN2O8, with a low temperature hydrothermal synthesis method. The sample was characterized with IR spectra to affirm the organic groups in the frameworks, single-crystal X-ray diffraction to determine the crystal structure and composition of the frameworks, N2 adsorption isotherms at low temperature to measure the specific surface area and pore size distribution, and with TGA/DGA analysis to scale the thermal stability. Furthermore, the dissolution property and the photocatalytic activity of MOCPs under the ultraviolet ray condition were explored.
本文用低温水热合成法,用多齿羧酸配体异烟酸和Cd配位合成出[Cd(C6H4O2N)2(H2O)4]∞三维晶体并进行了表征:采用红外光谱法确认骨架中的有机官能团;用单晶X射线衍射分析法测定MOCPs的晶体结构,并确定其骨架的组成;通过低温氮气吸附等温线测定了其比表面积和孔径分布;以热重分析和差热分析测定材料骨架的热稳定性;测定了晶体的溶解性能;最后以亚甲基蓝为目标降解物,对[Cd(C6H4O2N)2(H2O)4]∞的光催化活性及亚甲基蓝的氧化动力学进行了探索(来源:A2444BC论文网www.abclunwen.com)。
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Methods The activity of plasma t-PA and PAI were detected by enzyme linked immunosorbent assay respectively in 40 cases with hypertensive disorder complicating pregnancy, 20 nonfertile women and 20 pregnant women.
采用发色底物法和酶联免疫吸附法测定40例妊娠期高血压疾病患者、20例正常非孕妇女及20例正常晚孕妇女血浆组织纤溶酶原激活物及其抑制物活性,并进行比较。
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The aim of this thesis is to prepare rutile TiO2 nanorods under the hydrothermal condition and to investigate the correlation between the preparation parameters and the photocatalytic activity of as-prepared TiO2 samples. The initial sols for TiO2 were prepared by the hydrolysis and condensation of Ti precursor, titanium n-butoxide 〔Ti4, TNB〕 in DI-water with hydrogen chloride as a peptizer.
中文摘要本研究的主要目的是制备以水热法制备金红石相二氧化钛奈米棒并探讨其制备条件与光催化活性的相关性,以四丁基氧化钛为前驱物,在盐酸的催化下,经由水热处理来合成金红石相的二氧化钛奈米粒,并藉由XRD鉴定其结晶相,TEM来观察其外观形貌及其颗粒大小,氮气吸附法来分析其比表面积。
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When using urea-hydroperoxide as oxygent, just the trimethylphosphine adsorbed on the Lewis acid sites in TS-1 zeolite was oxidized. It further confirmed that the hydroperoxo-titanium species formed by the interaction between the titanium in Lewis acid sites and urea-hydroperoxide are the active oxidation center, and the titanium in the framework as Lewis acid sites enhances the oxidation ability of hydroperoxide. 3. Phenylacetaldehyde and benzaldehyde are found to be the major products in the catalytic oxidation of styrene over TS-1 zeolite, and styrene epoxide is not as speculated detected.
当以过氧化氢尿素为氧化剂时,室温条件下吸附在TS-1分子筛Lewis酸性位的三甲基膦即能被氧化,由此进一步证明,TS-1分子筛中由Lewis酸性位的骨架钛与过氧化氢相互作用形成的过氧化钛物种是三甲基膦氧化反应的活性中心,骨架钛作为Lewis酸中心提高了过氧化氢的氧化能力。
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In order to improve the electrocatalytic activity of the anode in the Direct Methanol Feul Cell, three kinds of transition metal substituted phosphomolybdic acid modified platinum electrodes were prepared, and the electrochemical behavior in the sulphuric acid solution of transition metal substituted phosphomolybdic acid modified platinum electrodes and their electrocatalytic effects of methanol oxidation were studyed. The anti-poison effect to carbon monoxide of the prepared electrodes were studied by the carbon monoxide adsorbing.
为了提高直接甲醇燃料电池阳极催化活性,本文研究了三种过渡金属取代磷钼酸修饰铂电极在硫酸溶液中的电化学行为及对甲醇的电催化氧化作用,并利用一氧化碳吸附实验评价了三种过渡金属取代磷钼酸修饰铂电极的抗一氧化碳毒化性能。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。