• 元素硫歧化反应动力学研究

    Research on kinetics of disproportionation reaction for sulfur .

    danci.911cha.com

  • 将纳米催化剂首次应用树脂歧化反应

    Nano-Ni was first used as catalyst for disproportionation of resin acid.

    www.dictall.com

  • 此外,本文还考察常减压条件下MPC歧化反应

    Furthermore, the disproportionation of MPC into DPC under atmospheric-vacuum condition was studied.

    danci.911cha.com

  • 低价硫化歧化反应进行镀膜定性研究。

    The filming on steel using the disproportionation reaction of sub-sulphide of Al was studied.

    www.dictall.com

  • 并对反应产物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.

    epub.cnki.net

  • 针对“混合松香”歧化反应影响作者进行实验研究

    Authors carried out an experiment to investigate effects of the mixed rosin on disproportionation.

    dict.cnki.net

  • 阐述无损检验如何才能保证歧化反应使用安全可靠性

    How to ensure safety reliability is explained for safety operation of disproportionated reactor when non-destructive testing.

    dict.cnki.net

  • 有机质演化过程地层参与通过有机质的水解歧化反应进行

    The participation of the formation water goes on through the hydrolysis disproportionation of organic matter during the evolvement process of organic matter.

    www.lunwenwa.com

  • 实验表明CLC在松香酯化反应过程中起松香歧化反应催化作用。

    It was proved that CLC was a catalyst responsible for the disproportionation reaction of rosin.

    dict.cnki.net

  • 介绍了C_4烯烃歧化基本原理以及歧化反应负载型铼催化剂

    The mechanism of C_4-olefin metathesis to produce propylene and the Re-based catalysts for the metathesis were introduced.

    www.dictall.com

  • 利用融盐歧化反应进行氮化铝陶瓷表面钛金属化沉积动力学研究

    The kinetics of titanium deposition on AlN ceramic surface by heat disproportional reaction was studied.

    dict.cnki.net

  • 本文系用脉冲他化色谱技术进行丝光沸石催化剂甲苯歧化反应动力学研究

    A pulse technique is applied to kinetic study for disproportionation of toluene on mordenite catalysts.

    dict.cnki.net

  • 同时考查催化剂组成激光功率熔炼时间丙烯歧化反应活性之间关系

    Then it discusses the relations of catalytic activity with composition of the catalyst, laser power and melting time.

    dict.cnki.net

  • 结果表明黏土催化剂1,2,4-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.

    www.xjishu.com

  • 脉冲催化色谱中毒测定研究了氢受丝光沸石中心及其与甲苯歧化反应关系。

    The acid site of some H-mordenites is determined and studied by the pulse catalytic chromatography poisoning method.

    dict.cnki.net

  • 减压歧化反应产品经过洗涤、抽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.

    danci.911cha.com

  • 甲苯歧化反应探针考察改性种类改性次数等因素催化剂选择性活性影响

    Influences of modification species and modification times on activity and selectivity of the catalyst were also investigated using toluene disproportionation as the probe reaction.

    www.chemyq.com

  • 本文采用加压微反-包谱-数据处理机联合装置研究了丝光沸石催化剂甲苯歧化反应失活动力学。

    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.

    dict.cnki.net

  • 交换反应中由于反应dmo大量存在阻碍了平衡常数较小歧化反应的进行,使得dpo选择性收率较低

    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.

    danci.911cha.com

  • 通过选择加氢分离歧化反应调整乙烯丙烯产品结构比例指出部分主要操作参数的控制要求,并分析了原因

    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.

    www.chemyq.com

  • 高压观测通过可视观测确定了、甲苯对二甲苯等元系及三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.

    www.chemyq.com

  • 是唯一以超阴离子自由基底物,可以催化超氧阴离子的歧化反应产生分子过氧化南极细菌对恶劣环境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.

    www.lunwenwa.com

  • 自由基重组、自由基歧化超临界流体优异的溶解能力质性能,增强分子流动性,提高了氢原子自由转移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.

    dict.cnki.net

  • 本文综述了利用低价化合物生成歧化分解反应进行铝的生产精炼研究概况。

    The article reviewed the research of the production and refining of aluminum by formation and disproportion of lower valency compound of aluminum.

    www.youdict.com

  • 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.

    dict.cnki.net

  • 强酸位乙苯乙苯裂化活性中心,歧化和异构化反应生成对位异构体选择性影响不大

    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.

    dict.cnki.net

  • 本文研究了以油田轻烃原料通过歧化催化反应生产汽油LPG工艺过程

    Processes of producing gasoline and LPG with dismutation catalyst used the light hydrocarbon as feedstocks were studied.

    www.dictall.com

  • 真核细胞过氧化各种氧化酶超氧化物歧化反应最终产物

    The production of hydrogen peroxide in eukaryotic cells is an end product result of various oxidases and superoxide dismutase reactions.

    www.biosun.cn

  • 真核细胞过氧化各种氧化酶超氧化物歧化反应最终产物

    The production of hydrogen peroxide in eukaryotic cells is an end product result of various oxidases and superoxide dismutase reactions.

    www.biosun.cn

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定