• 名称:磷酸三异丁酯

    Phosphoric acid triisobutyl ester;

    youdao

  • 目的用三异丙基苯酚氯氧为原料合成三异苯基磷酸酯

    Objective: Tri-isopropylated phenyl phosphate ester was synthesized from isopropylphenol and phosphorus oxychloride.

    youdao

  • SBS进行催化加氢反应采用双乙酰丙酮钴-三异丁基均相催化体系;

    SBS carried out catalytic hydrogenation reaction, using acetone-tri-isobutyl aluminum as homogeneous catalyst.

    youdao

  • 通过选择纺丝工艺制得收缩大于10%、纤度比大于2三异共纺长丝。

    Depending on the selected process, the multi-filament can have a contraction and titre deviation respectively more than 10% and 2.

    youdao

  • 本文就“三异织造染整遇到主要问题展开了讨论得到了一些结果。

    In this paper, the problems that may be meet in the weaving and finishing of TD yarn are discussed and some meaningf.

    youdao

  • 运用WDS工艺生产三异涤纶共纺丝织物,对前道准备各种技术要素进行分析探讨,阐述了WDS工艺优越性

    Analyses and discusses various technical factors of the preparation work in the production of fabrics of triangle-profiled co-spun yarns by WDS new technology, with its advantages presented.

    youdao

  • 三异辛胺树脂微型柱固定相,采用流动注射在线预浓集火焰原子吸收法联用技术,对微量测定进行了研究。

    A flow injection on line extraction chromatographic separation and preconcentration system is proposed for the determination of trace palladium by flame atomic absorption spectrometry (FAAS).

    youdao

  • 采用氢化作为水剂,以丙醇为原料合成硼酸三异丙酯,该方法具有成本低、操作简便、条件温和、的优点。

    Triisopropyl borate was synthesized with high yield from 2 propanol and boron oxide by using calcium hydride as drying agent to remove resultant water.

    youdao

  • 结果表明以上几个因素对产物收率有显著影响实验确定了反应工艺路线,产物乙烯基三异丙烯氧基硅烷的平均收率45.7%。

    The results show that these factors affect the yield. Under the optimum reaction conditions, the yield of vinyltriisopropenyloxysilane can reach 45.7%.

    youdao

  • 干预前后尿8-前列烷浓度统计学意义(P>0.05)。

    There were no significant differences in urine 8-isoprostanes among 3 groups before or after intervention(P>0.05).

    youdao

  • 基本过程时性托位态。

    Three basic processes are heterochrony, heterotopy, and heteromorphy.

    youdao

  • 功能周期蛋白和周期蛋白依赖性激酶形成聚体存在化学计量关系

    It functions in stoichiometric relationships forming heterotrimeric complexes with cycling and cyclin-dependent kinases.

    youdao

  • 出现了

    The vision happens three times.

    youdao

  • 尼尔森同事们选择用于麻醉气体研究,氟烷地氟烷烷。

    Nielsen and colleagues chose to look at three of the most common gasses used as general anesthetics: isoflurane, desflurane and sevoflurane.

    youdao

  • 结果,历经数百万年间自然选择,形成我们今日熟知的特龙、梁龙霸王龙族群。

    The result, once natural selection had done its work over the course of millions of years, was the now familiar cast of Allosaurus, Diplodocus, Triceratops and Tyrannosaurus rex.

    youdao

  • 沙撒在位象现与但以理,是在先前所见的之后

    In the third year of the reign of king Belshazzar a vision appeared unto me, even unto me Daniel, after that which appeared unto me at the first.

    youdao

  • 其他两种气体可以显著减小对环境影响氟烷体现温室气体作用仅仅分之一七氟醚只有地氟醚的八分之一。

    The other two gases have significantly less impact: isoflurane is only a third as powerful a greenhouse gas as is desflurane and sevoflurance has only an eighth of desflurane's effect.

    youdao

  • 基础上语法语义语用平面辨析同义词的同中

    On this basis, we analyze the differences among synonyms from the three dimensions: syntactic, semantic and pragmatic.

    youdao

  • 乌头酸酶2 (ACO2)在羧酸循环第二步骤催化柠檬酸顺乌头生成柠檬酸的构化(1,2)。

    Aconitase 2 (ACO2) catalyzes the conversion of citrate to isocitrate via cis-aconitate in the second step of the tricarboxylic acid (TCA) cycle (1, 2).

    youdao

  • 所说二千百日真的,但住,因为关乎后来许多日子

    And the vision of the evening and the morning which was told is true: wherefore shut thou up the vision; for it shall be for many days.

    youdao

  • 中国水仙核型分析支持它倍体观点其核型也显示出了倍体的倾向。

    Our result of karyotype analysis supports the viewpoint that Chinese narcissus belongs to triploid plant, and the karyotype leans to a heterogeneous triploid.

    youdao

  • 介绍了连续生产氰尿酸工艺,该工艺传统工艺相比,具有生产安全高效节能的特点。

    New production process of symclosene by continuous method was introduced. Comparing with the traditional method, the new process is safe, high efficiency and saving energy.

    youdao

  • 目的评价种骨衍生材料修复节段性缺损成骨作用

    Objective: To evaluate the osteogenesis of xenogeneic bone derived materials in repairing segmental bone defects.

    youdao

  • 文章动因途径语用基础方面探索策略言语交际中的具体实施问题。

    From the three aspects of motivation, approach and pragmatic prerequisite, this paper explores how divergence strategy can be adapted in speech communication.

    youdao

  • 文章动因途径语用基础方面探索策略言语交际中的具体实施问题。

    From the three aspects of motivation, approach and pragmatic prerequisite, this paper explores how divergence strategy can be adapted in speech communication.

    youdao

$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