讨论了脱水反应和烷基化反应的机理。
The reaction mechanisms of the dehydration and alkylation are discussed.
并经系列含水硫酸盐脱水反应实验验证。
The validity Was confirmed by dehydration reactions of hydrated sulfates.
一次通过系统脱水反应后的泥浆为处置或使用作为副产物。
Once through systems dewater the spent slurry for disposal or use as a by-product.
利用正交实验考察了反应温度、反应时间、催化剂用量对脱水反应的影响。
Effects of reaction temperature, reaction time, quantity of catalyst on the dehydration reaction have been explored by orthogonal experiments.
利用正交实验考察了反应温度、反应时间、催化剂用量、真空度对脱水反应的影响。
Effects of reaction temperature, reaction time, quantity of catalyst, vacuum tightness on the dehydration reaction have been explored by orthogonal experiments.
在此保护层中，细菌特性比起自由态(水性)来变成能非常能耐热、耐消毒剂和脱水反应。
Within this protection layer, the bacteria are characterised by a very much higher tolerance to heat, disinfectants and dehydration than in a free (aquatic) state.
考察了催化剂的用量、油洛温度和反应时间对脱水反应的影响，得出了最佳反应控制条件。
The influences of catalyst amount, reaction temperature and reaction time were investigated, and the conditions for the reaction were optimized.
作为优选的实施方式之一，使用蒸馏塔将在上述脱水反应中生成的水与芳香烃类有机溶剂共沸除去。
As the one of the preferred embodiment, the method USES hog still to remove water and aromatic hydrocarbon organic solvent azeotropy generated in the dehydration reaction.
不同载体与HPA之间的作用不尽相同，其结果直接影响异丙醇气相脱水反应的活性及产物的选择性。
The actions of HPAs with supporters were not the same, and they directly affect the activity and selectivity of dehydration of isopropanol in vapor phase.
对甲基异丙烯基酮的合成工艺进行了改进，比较了在不同温度下，对醇酮中间体和脱水反应收率的影响。
Improvement of synthesis process of methyl isopropenyl ketone was introduced, and the yields in different temperature was compared.
这类熔体参与变质反应不仅受控于温压条件，而且与寄主岩石脱水熔融、长英质矿物部分熔融存在密切成因关系。
These reactions involving melt are not only controlled by PT conditions, but also genetically associated with dehydration melting, partial melting of felsic minerals in host rocks.
该基因的启动子区有一个脱水应激元件DRE2和两个与调节早期防御反应有关的WRKY1盒。
There were a dehydration responsive element, DRE2 and two WRKY1 boxes, which was involved in adjusting the early-stage defense response.
从山苍子提取出的柠檬醛，与硫酸羟胺反应生成柠朦肟，脱水后可得到柠檬腈。
Lemonile was manufactured by the dehydration of citral oxime obtained by the reaction of hydroxylamine sulfuride and citral abstracted from litsea cubeba oil.
机舱内的空气极为干燥，并且很多专家认为脱水是导致时差反应的首要因素。
The air on planes is extremely dry, and some experts believe that dehydration is a leading cause of jet lag.
根据晶种理论和水化物脱水相的反应活性分析了熟料烧成机理。
The clinker burning mechanism according to the crystal seeds theory and the activity of the dehydrated phase are analysed.
对以磷钨酸为催化剂环己醇脱水制备环己烯的反应进行了研究。
The research on the dehydration of cyclohexanol to prepare cyclohexene using phosphotungstic acid as catalyst is made.
几乎每个人都同意脱水会使时差反应变得更糟。
Virtually everyone agrees that dehydration can make jet lag worse.
用对甲基苯磺酸为催化剂，对环己醇脱水制备环己烯反应进行了研究。
Synthetic of cyclohexene by dehydration of cyclohexanol on the catalyst ofp-Tolenesulfonic acid is studied.
本文介绍了脱水蓖麻油的制取工艺、反应机理、生产设备及操作条件。
This paper introduced the extracting technology, reaction mechanism, producing equipment and operating condition of dewatered caster oil.
重点研究了交叉缩合及副反应的控制、中间产物脱水及催化加氢的有关参数。
Especially it introduces the parameter of the cross aldol condensation and side-reaction controlling, the midterm products separation, and catalyzed hydrogenation.
突发脱水后的过程可以用一级反应动力学描述。
The dehydration process can be described by means of apparent first-order reaction.
烯丙基苯并恶嗪中间体是由烯丙基苯酚类化合物，与苯胺、甲醛脱水缩合反应而成。
Allyl-functional benzoxazine is synthesized by the reaction of allyl phenol, phenyl amines, and formaldehyde.
报道了钨锗酸对醇脱水成醚或成烯的催化反应。
Tungstogermanic acid as a catalyst for dehydration of alcohol to form ether or alkene is reported.
用量子化学方法，研究甲醇脱水的反应性。
Quantum chemistry method is used to study the reactivity of the methanol dehydration.
酒石酸氢铵和氨水反应并经脱色、脱水可制得最终产品右旋酒石酸铵。
Ammonium bitartrate is filtrated and washed with water to remove Cl -, and then reacted with ammonia to give the final product dextrorotary ammonium tartrate.
着重讨论了DBP(邻苯二甲酸二丁酯)生产过程中，丁醇分子间脱水生成丁醚的副反应机理及危害，并找出了预防副反应发生的措施。
Discusses the mechanism and harmfulness of undesired formation of butyl ether by inter-molecular dehydration of n-butanol during DBP production. Preventive measures are also provided.
着重讨论了DBP(邻苯二甲酸二丁酯)生产过程中，丁醇分子间脱水生成丁醚的副反应机理及危害，并找出了预防副反应发生的措施。
Discusses the mechanism and harmfulness of undesired formation of butyl ether by inter-molecular dehydration of n-butanol during DBP production. Preventive measures are also provided.
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