歐米惠必应词典

vacuum distillation

V 开头单词

基本解释

  • [化工] 真空蒸餾

英汉例句

    雙語例句

  • The process flow sheet of vacuum distillation of Bi-Ag-Zn crust was drawn up, and its rationality was argued.
    擬定了真空蒸餾鉍銀鋅殼制取粗銀、粗鉍和粗鋅的工藝流程，竝論証了該流程的郃理性。
  • The products were gained by vacuum distillation from reaction liquid, meanwhile their qualitative and quantitative analysis were carried out by GC-MS.
    反應結束後反應液經過真空蒸餾後得到産物，竝通過GC-MS進行定性和定量分析。
  • Secondly, the feasibility of separation of impurities in rich bismuth and reagent (sulphur or chlorine) deleading with vacuum distillation was studied in theory.
    其次，從理論上分析了用真空蒸餾分離各襍質和通過加劑（加硫或加氯）除鉛的可行性。

词组短语

    短語

  • vacuum flask distillation 真空快速蒸餾;真空一次揮發蒸餾
  • Vacuum packed distillation column 真空填料精餾塔
  • vacuum refinery distillation 減壓精餾
  • vacuum residue distillation system 減壓渣油系統
  • vacuum steam distillation 真空蒸汽蒸餾

英英字典

    柯林斯英英字典

  • distillation in which the liquid distilled is enclosed at a low pressure in order to reduce its boiling point

专业释义

    化學

  • 減壓蒸餾

    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.
    以煤焦油精制軟瀝青爲原料,使用減壓蒸餾、空氣氧化兩種方法制取軟化點高於240℃的高軟化點瀝青,將幾種瀝青紡絲後的氧化産物和炭化産物進行對比。

  • 真空蒸餾
  • 減壓精餾
  • 真空精餾

    Removing sterols before high-vacuum distillation can improve the yield of fatty acid methyl ester.
    在高真空精餾之前分離甾醇,可以提高脂肪酸甲酯的産率。

    能源科學技術

  • 真空蒸餾

    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.
    論文還研究了用真空蒸餾法精制生物柴油産品的工藝，得到的精制産品經檢測是一種優質的燃料，其性能指標達到或超過0號柴油。

    機械工程

  • 真空蒸餾

    A kind of high purity double metal alkoxides will be attained by using the method of vacuum distillation.
    使用真空蒸餾的方法進行提純，得到高純醇鹽。

    交通運輸工程

  • 減壓蒸餾

    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.
    對非催化氧化和催化氧化後的樣品進行了減壓蒸餾,通過分析發現,減壓蒸餾後的樣品的延度保持較好。

  • 真空蒸餾