离子交换作用
- 名ion exchange
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X射线光散射能谱(EDX)再次验证了铬吸附,离子交换作用是铬吸附的主要途径。
Energy dispersive X-ray spectra of cells ( EDX ) showed that chromium was absorbed mainly by ion exchange .
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废水净化机理为吸附作用和离子交换作用。
Adsorption and ion exchange made up the major mechanism forthe purification of wastewater .
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XRD和SEM表征结果表明,在碱性条件下,粉煤灰中有新的矿物相&沸石生成,沸石对NH4+有较强的离子交换作用,从而能达到提高氨氮去除率的目的。
XRD and SEM results indicated that fly ash can partly convert to new mineral phases & zeolite in alkaline conditions . Zeolite has a strong iron exchange to NH4 + so that modified fly ash can improve the ammonia-nitrogen removal rate .
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海、淡水中锌在麦饭石上的离子交换作用
The ion-exchange of zinc on Mai Fan Stone in seawater and freshwater
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海泡石的组成对离子交换作用的影响
Effect of sepiolite composition on the ion-exchange action
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沸石粉吸附氨氮主要是通过离子交换作用来实现的。
Ion exchange was the major action for adsorption of NH3-N by zeolite powder .
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mol~(-1)范围,吸附表现为表面物理吸附和离子交换作用。
Mol ~ ( - 1 ) . The adsorption was of physical surface adsorption and ion-exchange type .
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而混合水与岩溶空间内的松散沉积物间的各种离子交换作用主要是阳离子交换吸附。
The ion exchange between mixed water and unconsolidated deposits inside caves is characteristic of cation exchange adsorption .
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盐渍土壤中的物理化学作用对溶质运移具有重要影响。吸附和离子交换作用是土壤中常见的反应。
Physical chemistry reaction in saline soils has some important effect on saline solute transport , and ion exchanges are the common chemical reactions observed in soil .
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其吸附均为吸热过程,吸附热值在20~23kJ/mol范围,吸附表现为表面物理吸附和离子交换作用。
The adsorption heat values range from 20 kJ / mol to 23 kJ / mol. The absorption exhibits both surface physical ( adsorption ) and ion-exchange mechanism .
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凝灰岩和凝灰质砂的阳离子交换容量差异显著,说明离子交换作用仅发生在粘土矿物的表面,凝灰岩中蒙脱石的层间没有发生阳离子交换。
Together with dominance of ion exchange processes in sorption indicated by sequential extraction analysis , it suggests an absence of specific sorption at sites of this kind .
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将矿渣粉在加固土中的作用归结为火山灰胶凝效应和微集料填充效应,而火山灰胶凝效应又可进一步归结为水化作用、激发作用和离子交换作用;
The improvement of silt by adding slag power is attributed to the micro-aggregate filling effect and pozzolana binding effect , and the latter effect consists of hydration , inspiration and ion exchanging .
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从理论上对引起核素在包气带迁移实验中的双峰现象机制进行了分析和计算,计算结果说明离子交换作用不会导致双峰现象;
In order to study the mechanism of double peaks at nuclide migration in unsaturated zone , theoretical analysis and calculations were carried out . The results indicated that ion exchange processes did not cause the double peak phenomena .
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酸雨使土体产生离子交换作用,改变了土粒原有双电层结构,致使土体的工程地质性质发生改变。
The soil mass can produce the ionic exchange under the influence of the acid-rain , and the original structure of the electric double layer of Particle can be change and thus can make the engineering geological Properties of soil mass change .
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白葡萄酒可以由有色葡萄制得,但是在果汁发酵之前已经除去果皮、果肉和种子,并通过离子交换作用和活性炭吸附处理除去了色素,还使用花色素酶使色素脱色。
White wines can be made from pigmented grapes by removal of the skins , pulp , and seeds before juice fermentation , by ion exchange and activated charcoal treatments to remove pigment , and by the use of anthocyanase enzymes , which decolor pigments .
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它含有能与溶液中离子发生交换作用的官能团。
It contains functional groups which can exchange with ions from solution .
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对天然斜发沸石的再生性能及其影响因素以及天然斜发沸石离子交换氨氮作用的工艺进行了研究。
The regeneration capability , the influencing factors and the ion exchange technics of the natural clinoptilolite to ammonia nitrogen were researched .
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X射线衍射测试(XRD)表明,有机阳离子已同钙离子发生了交换作用,导致层间距增大。
X-ray diffraction ( XRD ) analysis indicated that alkylammonium ions had already exchanged with Ca + ions in Ca-montmorillonite .
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沸石滤料曝气生物滤池(ZBAF)对氨氮的去除包括生物硝化和离子交换两种作用。
The removal of ammonia in a zeolite media biological aerated filter ( ZBAF ) includes two types of reactions : nitrification and ion exchange .
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次生矿物形成及其吸附、离子交换、胶结作用;
Form , adsorption , ion exchange , and cementation of secondary minerals ;
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蛋白质层析用离子交换和疏水作用层析介质的发展概况
Advancement of Ion Exchange Chromatography and Hydrophobic Interaction Chromatography Media Application in Protein Chromatography
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离子交换与团粒作用。
Ion exchange and consolidate .
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通过比较聚电解质与离子交换介质的作用机制,揭示溶液中的存在形态是影响同电荷物质促进蛋白质复性效果的关键因素。
The working mechanisms of like-charged polyelectrolytes and ion exchangers revealed that the structure was the key factor influencing the effectiveness of like-charged agents in facilitating protein refolding .
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将稳定土体系中固化剂所起的作用界定为复合胶凝和填充增强两大效应,而复合胶凝效应又进一步归结为水化、激发和离子交换三种作用。
In order to obtain the quantitative contribution of various functions of stabilizer , the author divides them into two parts , i.e.the composite binding effect ( Eb ) and the filling effect ( Ef ) .
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用改进的方法把季铵盐共价结合在Merrifield树脂上作为离子交换剂与K2OsO4作用制成Resin-OsO4催化剂。
Resin-OsO_4 catalyst was prepared by an improved procedure using quaternary ammonium salts covalently bound to Merrifield resin as ion-exchanger .
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认为电凝聚除氟是在酸性条件下,依靠静电吸附和离子交换吸附的双重作用达到的。
The static electricity adsorption and the ion exchange adsorption for fluorine ion were achieved in the acidity solution .
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高效液相色谱法的主要分离机制有吸附、分配、离子交换和排阻作用。
Main separation mechanism of high performance liquid chromatography contains absorption , distribution , ion exchange and exclusion function .
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在此分析的基础上探讨了吸附机理,认为主要是离子交换反应起主导作用。
Based on this analysis , the adsorption mechanism is mainly considered to ion exchange reaction that plays a dominant role .
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辅助结构为在碱性环境中土颗粒之间的离子交换、团粒化作用和碳酸化作用所形成的微晶体与凝胶体结构。
The supplementary structure is the micro-crystal and gel structure which is formed among the soil particles in alkaline environment through ion exchange , aggregation and carbonation .
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本文阐述了凝胶过滤、离子交换和疏水相互作用色谱的基本原理和操作条件,说明了它们在蛋白质纯化中的应用策略。
The basic principles and operation considerations of gel filtration chromatography , ion exchange chromatography and hydrophobic interaction chromatography were mainly clarified , and their applying strategies in separation and purification of protein were illustrated .