元素硫的歧化反应动力学研究。
Research on kinetics of disproportionation reaction for sulfur .
将纳米镍催化剂首次应用于树脂酸的歧化反应中。
Nano-Ni was first used as catalyst for disproportionation of resin acid.
此外，本文还考察了常减压条件下MPC的歧化反应。
Furthermore, the disproportionation of MPC into DPC under atmospheric-vacuum condition was studied.
对用低价硫化铝的歧化反应进行钢基镀膜作了定性研究。
The filming on steel using the disproportionation reaction of sub-sulphide of Al was studied.
并对反应产物的异构体分布及异丁苯的歧化反应做了分析。
The distribution of the isomers of the product and the disproportionated product of alkyl-benzene in the Friedel—Crafts reaction have been determined.
针对“混合松香”对歧化反应的影响，作者进行了实验研究。
Authors carried out an experiment to investigate effects of the mixed rosin on disproportionation.
阐述了无损检验如何才能保证歧化反应器使用的安全可靠性。
How to ensure safety reliability is explained for safety operation of disproportionated reactor when non-destructive testing.
有机质演化过程中地层水的参与是通过有机质的水解歧化反应进行的。
The participation of the formation water goes on through the hydrolysis disproportionation of organic matter during the evolvement process of organic matter.
实验表明CLC在松香酯化反应过程中起了松香歧化反应的催化作用。
It was proved that CLC was a catalyst responsible for the disproportionation reaction of rosin.
利用融盐热歧化反应进行了氮化铝陶瓷表面钛金属化沉积的动力学研究。
The kinetics of titanium deposition on AlN ceramic surface by heat disproportional reaction was studied.
本文系用脉冲他化色谱技术进行丝光沸石催化剂上甲苯歧化反应动力学的研究。
A pulse technique is applied to kinetic study for disproportionation of toluene on mordenite catalysts.
同时还考查了催化剂组成、激光功率及熔炼时间与丙烯歧化反应活性之间的关系。
Then it discusses the relations of catalytic activity with composition of the catalyst, laser power and melting time.
结果表明：交联黏土催化剂对1，2，4-三甲苯歧化反应具有较好的催化活性。
The results showed that the cross-linked clay had better catalytic activity to the disproportionation of 1,2,4-trimethylbenzene.
用脉冲催化色谱中毒法测定并研究了氢受丝光沸石酸中心及其与甲苯歧化反应的关系。
The acid site of some H-mordenites is determined and studied by the pulse catalytic chromatography poisoning method.
减压歧化反应的产品再经过洗涤、抽滤等处理，可以得到含量为98%以上的dpo样品。
After the product of the disproportionation under vacuum was treated through washing and vacuum filtering, DPO with content over 98% could be obtained.
以甲苯的歧化反应为探针，考察了改性剂的种类和改性次数等因素对催化剂选择性和活性的影响。
Influences of modification species and modification times on activity and selectivity of the catalyst were also investigated using toluene disproportionation as the probe reaction.
本文采用加压微反-包谱-数据处理机联合装置研究了在丝光沸石催化剂上甲苯歧化反应的失活动力学。
The deactivation kinetics for the vapor-phase disproportionation of toluene over mordenite catalyst has been studied by using a combined unit of micro-reactor under pressure and gas chromatography.
酯交换反应中由于反应物dmo的大量存在阻碍了平衡常数较小的歧化反应的进行，使得dpo选择性和收率较低。
A mass of DMO in the transesterification course inhibited the disproportionation which has a small equilibrium constant. As a result, selectivity and yield of DPO were low.
通过选择加氢、分离和歧化反应调整乙烯和丙烯产品的结构比例，指出了对部分主要操作参数的控制及要求，并分析了其原因。
Ratio of ethylene to propylene can be regulated through selective hydrogenation, separation and disproportionation. Requirements on some key parameters are pointed out and the reasons are discussed.
用高压观测池通过可视观测确定了苯、甲苯和对二甲苯等二元系及三元系的临界性质以及甲苯歧化反应混合物临界性质随着反应进程的变化规律；
The critical properties of both binary and ternary mixtures involved in the toluene disproportionation were measured by using a high-pressure view cell with visual observation.
它是唯一以超氧阴离子自由基为底物的酶，可以催化超氧阴离子的歧化反应产生分子氧和过氧化氢，在南极细菌对恶劣环境的适应中具有重要作用。
These enzymes act to disproportionate two molecules of superoxide anion to hydrogen peroxide and water, and plays important role in extreme environment adaptation of Antarctic microorganism.
自由基重组、自由基歧化。超临界流体优异的溶解能力和传质性能，增强了分子的流动性，提高了氢原子自由转移并参加自由基反应的能力。
Excellent solubility and mass transfer of supercritical fluids improve greatly molecular fluidity, and enhance hydrogen transfer and engaging in free radical reaction.
本文综述了利用铝的低价化合物的生成和歧化分解反应进行铝的生产和精炼的研究概况。
The article reviewed the research of the production and refining of aluminum by formation and disproportion of lower valency compound of aluminum.
甲苯歧化在本文实验条件下表现为一级反应动力学特征。
The toluene disproportionation shows the kinetic characteristic of a first order reaction under the experiment condition.
强酸位是对二乙苯和乙苯裂化的活性中心，而对歧化和异构化反应生成对位异构体的选择性影响不大。
The strong acid is the active site for creaking para-diethylbenzene and ethylbenzene and it has little effect on p-isomer selectivity of disproportionation and isomerization.
本文研究了以油田轻烃为原料，通过歧化催化反应生产汽油和LPG的工艺过程。
Processes of producing gasoline and LPG with dismutation catalyst used the light hydrocarbon as feedstocks were studied.
真核细胞中过氧化氢是各种氧化酶和超氧化物歧化酶反应的最终产物。
The production of hydrogen peroxide in eukaryotic cells is an end product result of various oxidases and superoxide dismutase reactions.
真核细胞中过氧化氢是各种氧化酶和超氧化物歧化酶反应的最终产物。
The production of hydrogen peroxide in eukaryotic cells is an end product result of various oxidases and superoxide dismutase reactions.
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