同时改进了精制工艺，用石油醚-苯进行结晶代替高真空蒸馏，简化了工艺，有利于工业化生产。
Meanwhile the refining process was improved, using crystallization from petroleum-benzene instead of high vacuum distillation. The process was simplified for the benefit of industry production.
MaxDHA液体包含药物等级上，高浓缩的来自特别纯净鱼油的Omega - 3脂肪酸，经过高真空蒸馏。
Max DHA Liquid contains pharmaceutical grade, highly concentrated omega-3 fatty acids from ultra clean fish oil purified by molecular distillation.
水解液通过真空蒸馏得到大豆混合脂肪酸，混合脂肪酸不饱和脂肪酸含量比原料低、但是饱和脂肪酸含量高。
Compared with the raw material, soy fatty acid mixture obtained by the distillation under vacuum had lower content of unsaturated fatty acid, but higher content of saturated one.
本文介绍高真空分子蒸馏设备中预热器的结构、设计计算、控制原理。
The article introduce structure, design calculation and control principle of preheater in Hight atmospheric molecular distillation equipment.
本文对目前高纯锌的三种主要制备方法(电解法、真空蒸馏法、区域熔炼法)进行了综述和比较。
The three main methods for high purity zinc preparation, including electrolytic method, vacuum distillation, zone refining, are summarized and compared in this paper.
然后给出了用真空蒸馏法制备高纯金属钪的新工艺，并对其提纯机制作了探讨。
Then the new technology in preparation of high purity scandium metal was proposed and its purification mechanism was discussed.
用真空蒸馏法处理高砷金精矿焙砂和常规氧化焙烧脱砷率相近的焙砂相比，在金的浸出方面具有相同的效果。
The results of gold recovering from the calcines with approximate arsenic content by vacuum evaporation or by normal oxidation are same.
分子蒸馏是一种在高真空下进行的特殊蒸馏技术。
The molecular distillation (short-path distillation or unobstructed distillation) is a special separation technique of liquid-liquid and a special distillation technique under the high vacuum.
分子蒸馏是一种在高真空下进行的特殊蒸馏技术。
The molecular distillation (short-path distillation or unobstructed distillation) is a special separation technique of liquid-liquid and a special distillation technique under the high vacuum.
应用推荐