• 果味型烤烟香精主要由反式-2-己烯醛,甲酸己烯酯等组成。

    The fruity type flue-cured tobacco essence mainly consists of trans-2-hexenal, hexenyl formate and the like.

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  • 发现它们均具有催化氧化环己烯的能力。

    They can catalyze the oxidation of cyclohexene.

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  • 氢气还原活化效果明显优于环己烯还原效果。

    The deoxidization effect with hydrogen was superior to that with cyclohexene.

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  • 提出了我国生产己烯-1的重要性和必要性。

    This paper points out the importance and necessity of producing 1-hexene at home.

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  • 用“对径直线律”确定了1-己烯的临界密度。

    The critical density of 1-hexene was determined by "the law of rectilinear diameter".

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  • 方法:以己烯雌酚造成大鼠产后泌乳不足模型。

    Methods:Causing dysgalactia of rats by injecting diethylstilbestrol injection.

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  • 以环己醇为原料,硫酸氢钠为催化剂,合成了环己烯。

    Cyclohexene was synthesized from cyclohexanol using sodium bisulfate as catalyst.

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  • 催化剂的选择及制备工艺对环己烯的制备有很大的影响。

    The preparation process of cyclohexene is concerned greatly with catalyst and technique.

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  • 同时,也测定了正戊烷、1 -己烯在高温下的饱和蒸汽压。

    Also, the vapor pressures of n-pentane and 1-hexene at high temperatures were determined simultaneously.

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  • MTA在催化乙烯与1-己烯共聚合时,具有良好的聚合活性。

    MTA also exhibited an eminent activity in the catalytic co-polymerization of ethylene and 1-hexene.

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  • 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.

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  • 目的研究己烯雌酚(DES)对小鼠弓形虫垂直传播的影响。

    Objective To invest the effect of Diethylstilbestrol (DES) on vertical transmission of T. gondii. Methods Pregnant mice, infected with T.

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  • 本发明涉及一种四元铬系催化剂,用于乙烯三聚制备1-己烯。

    The present invention relates to a quaternary chrome series catalyst for ethylene trimerization to prepare 1-hexane.

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  • 用人工合成的己烯雌酚免疫原多次免疫家兔,获取高效价抗体。

    The high effect antibody was obtained by immunizing rabbits with recombinant DES more times.

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  • 目的研究畜禽肉及内脏类样品中己烯雌酚的高效液相色谱测定方法。

    Objective To explore the methods of determination of diethylstilbestrol in meat and viscera of domesticated poultry and animals by high performance liquid phase chromatography(HPLPC).

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  • 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.

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  • 以无水三氯化铝作催化剂,对环己醇脱水制备环己烯的反应进行研究。

    Cyclohexyl acetate was synthesized from acetic acid and cyclohexanol with anhydrous aluminum chloride as catalyst.

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  • 新己烯是重要的有机中间体,广泛应用于香料和农用化学品等的合成中。

    Neohexene is an important intermediate of fine chemical, is widely applied in the chemical synthesis of aromatics and agrochemicals.

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  • 本发明公开了用于制造PE- 100管的乙烯和1 -己烯的共聚物。

    Copolymers of ethylene and 1-hexene are disclosed which are used to produce PE-100 pipe.

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  • 测定了1-戊烯、3-甲基-1-丁烯、1-己烯和乙酸异丙酯的临界参数。

    The critical parameters of 1-pentene, 3-methyl-1-butene, 1-hexene and isopropyl acetate were determined.

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  • 本文综合评述了不同类型的金属配合物催化剂催化氧化环己烯氧化反应的性能。

    This paper reviewed the behaviors in cyclohexene oxidation catalyzed by different kinds of complexes catalyst.

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  • 讨论了温度、氢气压力、催化剂活性组分含量对苯部分加氢制备环己烯反应的影响。

    The influence of temperature, hydrogen pressure and contents of active component in catalysts are discussed.

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  • 对上述化合物初步的催化研究表明,这几个化合物均有较好的催化氧化环己烯的活性。

    The preliminary catalytic studies of the compounds mentioned above show that all these substituted polyoxomolybdates have fairly good catalytic activities for the cyclohexene epoxidation reaction.

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  • 考察了钾金属修饰的M CM - 22分子筛上1 -己烯加氢异构和芳构化反应。

    The hydroisomerization and aromatization of 1-hexene over potassium modified MCM-22 zeolite were investigated.

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  • 黄芪和司坦唑醇复方制剂和去卵巢手术均有促进骨形成的作用,而己烯雌酚无该作用。

    The compound of astragalus and stanozolol as well as OVX can accelerate bone formation, but opposite to diethylstilbestrol.

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  • 结果表明,己烯共聚聚乙烯管材料较丁烯共聚聚乙烯管材料具有更好的SCG抵抗性能;

    Results showed that ethylene-hexene copolymer had a higher SCG resistance than ethylene-butene copolymer.

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  • 研究了直链和链中插有环己烯基团的吲哚类菁染料薄膜的光谱特性并对其进行了静态测试。

    In this paper, spectroscopic properties and static test of two different kinds of indoaniline cyanine dye films were studied.

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  • 用开管法测定了1-己烯的临界温度和临界压力,测定了1-溴丙烷的界面消失温度和压力。

    The critical temperature and critical pressure of 1-hexene, the meniscus-disappearing temperature and meniscus-disappearing pressure of 1-bromopropane were measured with an open tube method.

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  • 试验得出随着回流比的增加,塔顶1-己烯浓度增大,而1-己烯的收率有缓慢下降的趋势。

    The results show that the top concentration of 1-hexene increases and the reflux ratio of 1-hexene slowly decreases with the increase of the reflux rate.

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  • 试验得出随着回流比的增加,塔顶1-己烯浓度增大,而1-己烯的收率有缓慢下降的趋势。

    The results show that the top concentration of 1-hexene increases and the reflux ratio of 1-hexene slowly decreases with the increase of the reflux rate.

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