查询词典 catalyzed

In the absence of organic solvent and phase-transfer catalyst, the catalytic oxidation of cyclohexene to adipic acid with aqueous 30% hydrogen peroxide by weight can be efficiently catalyzed by tungstenic acid /inorganic acidic ligand.

以钨酸／无机酸性配体为催化体系，在无有机溶剂和相转移剂的情况下，催化过氧化氢(质量分数30％)氧化环己烯合成己二酸。

In the absence of organic solvent and phase-transfer catalyst, the catalytic oxidation of cyclohexene to adipic acid with aqueous 30% hydrogen peroxide by weight can be efficiently catalyzed by tungstenic acid/inorganic acidic ligand.

以钨酸／无机酸性配体为催化体系，在无有机溶剂和相转移剂的情况下，催化过氧化氢(质量分数30％)氧化环己烯合成己二酸。结果表明，以钨酸／磷酸催化氧化环己烯的催化效果最优。

The pH stability of enzyme was 8 and the temperature stability of enzyme was 30℃. Bap-degrading enzyme catalyzed the oxidation of veratryl alcohol to veratraldehyde without H2O2 and the oxidation of Mn2+ by H2O2 to Mn3+.

酵素在将veratryl alcohol氧化生成veratraldehyde时是不需要H2O2协助催化，然而在对Mn2+离子氧化生成Mn3+离子时若有H2O2协助催化下可以加快酵素催化的速度。

In the second part of this dissertation, the oxidation reaction of veratryl alcohol catalyzed by ligninase in the presence of surfactant have been first studied by spectrophotometric technique.

本论文的第二部分工作就是以藜芦醇的氧化反应为指示反应，首次就表面活性剂对木素过氧化物酶的头基效应以及非离子表面活性剂存在下酶促反应动力学和过氧化氢抑制动力学展开了研究。

It has wider pH ranges and higher temperature stability. The P6 LiP-catalyzed veratryl alcohol oxidase activity showed that the optimum pH at 25℃ was 4.0. The effect of temperature on enzyme activity was examined from 35℃ to 65℃ at optimum pH 4.0, with the optimum temperature at 45℃.

以藜芦醇为底物，在25℃，pH3.0的琥珀酸钠缓冲液中与底物反应时的K_m值为0.565mmol／L，Vmax为0.088mmol mg~(-1) protein min~(-1)；具有较宽的pH范围和温度稳定性，最适pH为4.0，最适温度为45℃。

The steady state kinetics of the lignin peroxidase catalyzed oxidation of veratryl alcohol by H2O2 in a sodium bis(2-ethylhexyl) sulfosuccinate/isooctane/toluene/water reverse micellar medium was studied and a comparison with the corresponding aqueous medium was made to understand the effect of the reverse micellar medium on the catalytic mechanism and kinetic parameters.

为了理解木素过氧化物酶在反胶束介质中的催化性能与动力学行为，本文以LiP催化过氧化氢氧化藜芦醇反应为模型反应，研究了2-乙基己基琥珀酸磺酸钠/异辛烷/甲苯/水反胶束中上述模型反应的稳态动力学并与水介质做了比较。

The Pd2-H2O-PEG system are impressive activating for a wide range of substrates.Therefore, palladium catalyzed reactions with PEG has been carried out.

而醋酸钯-水-聚乙二醇催化系统可广泛的活化反应物是颇让人印象深刻的，因此聚乙二醇可有效地促使钯的催化进行反应。

The experimental condition of acetylating method for determining priminary alcohol and secondary alcohol catalyzed by perchloric acid in the medium of analytically pure ethylacetate is proposed.

提出了以高氯酸为催化剂，分析纯乙酸乙酯为介质，乙酰化法测定伯、仲醇的实验条件，实现了对经典方法的改进，简化了操作程

This catalyzed certain members of the upper classes to begin to change the way Christmas was celebrated in America.

这促使上层阶级的某些人开始改变美国圣诞节的庆祝方式。

The rate of an enzyme catalyzed reaction increases with temperature.

酶催化反应的速度随温度而增加。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。