vacuum distillation

基本解釋

• [化工] 真空蒸餾

英漢例句

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，并論證了該流程的合理性。
• The products were gained by vacuum distillation from reaction liquid, meanwhile their qualitative and quantitative analysis were carried out by GC-MS.
  反應(yīng)結(jié)束后反應(yīng)液經(jīng)過真空蒸餾后得到產(chǎn)物，并通過GC-MS進(jìn)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雜質(zhì)和通過加劑（加硫或加氯）除鉛的可行性。

• vacuum distillation更多例句

詞組短語

短語

• vacuum flask distillation 真空快速蒸餾;真空一次揮發(fā)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(tǒng)
• vacuum steam distillation 真空蒸汽蒸餾

• vacuum distillation更多詞組

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

• vacuum distillation劍橋字典
• vacuum distillation柯林斯字典

專業(yè)釋義

化學(xué)

• 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為原料,使用減壓蒸餾、空氣氧化兩種方法制取軟化點(diǎn)高于240℃的高軟化點(diǎn)瀝青,將幾種瀝青紡絲后的氧化產(chǎn)物和炭化產(chǎn)物進(jìn)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產(chǎn)率。

  能源科學(xué)技術(shù)

• 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產(chǎn)品的工藝，得到的精制產(chǎn)品經(jīng)檢測是一種優(yōu)質(zhì)的燃料，其性能指標(biāo)達(dá)到或超過0號柴油。

  機(jī)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(jìn)行提純，得到高純醇鹽。

  交通運(yùn)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后的樣品進(jìn)行了減壓蒸餾,通過分析發(fā)現(xiàn),減壓蒸餾后的樣品的延度保持較好。

• 真空蒸餾