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vacuum distillation
美 [ˈvækjuːm ˌdɪstɪˈleɪʃn]

  • 减压蒸馏:在减压条件下进行的蒸馏过程,使得被蒸馏的液体沸点低于大气压下的温度,因此减少了分解的可能性。

网络释义专业释义英英释义

  [化工] 真空蒸馏

减压蒸馏,亦称真空蒸馏(vacuum distillation)是实验室中常用的基本操作之一,其原理见第77~80页。

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短语

atmospheric and vacuum distillation unit 常减压装置

vacuum distillation range 减压馏程

atmospheric vacuum distillation unit 常压真空蒸馏装置

vacuum distillation unit 减压蒸馏装置

vacuum distillation tower 减压塔

high vacuum distillation 高真空蒸馏

atmospheric vacuum distillation 常减压蒸馏

vacuum distillation process 真空蒸馏过程

 更多收起网络短语
  • 减压蒸馏 - 引用次数:28

    In this paper,refined pitch was used as raw material to produce spinning pitch with softening point of above 240 ℃by vacuum distillation and air oxidation. The oxidized and carbonized products were compared.

    以煤焦油精制软沥青为原料,使用减压蒸馏、空气氧化两种方法制取软化点高于240℃的高软化点沥青,将几种沥青纺丝后的氧化产物和炭化产物进行对比。

    参考来源 - 煤系通用级沥青基炭纤维的研究
    真空蒸馏 - 引用次数:12

    参考来源 - 3
    减压精馏 - 引用次数:8

    参考来源 - 高品质3
    真空精馏 - 引用次数:7

    Removing sterols before high-vacuum distillation can improve the yield of fatty acid methyl ester.

    在高真空精馏之前分离甾醇,可以提高脂肪酸甲酯的产率。

    参考来源 - 大豆油脱臭馏出物中生育酚、甾醇和脂肪酸的提取工艺研究
  • 真空蒸馏 - 引用次数:2

    A refine process by vacuum distillation has been investigated to get a high quality biodiesel. It was found that the fraction collected between 160-240℃ under the pressure of -0.1MPa was suitable to serve as engine fuel.

    论文还研究了用真空蒸馏法精制生物柴油产品的工艺,得到的精制产品经检测是一种优质的燃料,其性能指标达到或超过0号柴油。

    参考来源 - 利用潲水油生产生物柴油的研究
  • 真空蒸馏 - 引用次数:3

    A kind of high purity double metal alkoxides will be attained by using the method of vacuum distillation.

    使用真空蒸馏的方法进行提纯,得到高纯醇盐。

    参考来源 - 镁铝双金属醇盐溶胶凝胶法制备MgAl
  • 减压蒸馏 - 引用次数:2

    Vacuum distillation were carried on with samples after the non-catalyzed oxidation and catalyzed oxidation, through the analysis, ductility of samples after the vacuum distillation maintains good.

    对非催化氧化和催化氧化后的样品进行了减压蒸馏,通过分析发现,减压蒸馏后的样品的延度保持较好。

    参考来源 - 氧化、蒸馏对沥青性能的影响研究
    真空蒸馏

·2,447,543篇论文数据,部分数据来源于NoteExpress

Vacuum distillation

  • abstract: Figure 1: At atmospheric pressure, [[dimethyl sulfoxide boils at 189°C. Under a vacuum, it distills off into the connected receiver at only 70°C.

以上来源于: WordNet

 柯林斯英汉双解大词典 

vacuum distillation

  • 1. 

    N distillation in which the liquid distilled is enclosed at a low pressure in order to reduce its boiling point 真空蒸馏

双语例句

  • It is a guide for the vacuum deep cut revamping on atmospheric and vacuum distillation unit.

    结果表明对常减压装置减压深拔技术改造有一定的指导意义。

    youdao

  • As an example, CPDRS was applied and examined in atmospheric and vacuum distillation unit of refinery.

    以CPDRS在常减压炼油装置的应用为例,介绍了CPDRS系统考核与应用情况。

    youdao

  • The process flow sheet of vacuum distillation of Bi-Ag-Zn crust was drawn up, and its rationality was argued.

    拟定了真空蒸馏铋银锌壳制取粗银、粗铋和粗锌的工艺流程,并论证了该流程的合理性。

    youdao

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