真空蒸馏提纯硒利用元素的挥发性不同进行金属硒的提纯。
Purifying selenium by vacuum distillation. Metal selenium purification is on the base of different elemental volatility.
本文研究了金属镝、、的真空蒸馏提纯效果。
The purifcation of Dy, Ho and Er metals has been studied by the method of vacuum distillation.
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.
实验结果表明：利用真空蒸馏可以实现镍镉电池中镉与其它金属的有效分离，并得到纯度大于99%的金属镉；
The results showed that the heavy metal cadmium could be effectively separated by vacuum distillation to produce high purity cadmium (>99%).
本文对热镀锌渣真空蒸馏回收金属锌的原理和工艺进行探讨，理论计算和工业试验均证实该法的可行性。
The theory and technics of recovering metal zinc from the hot galvanizing scrap by vacuum distillation are discussed. The calculation and industrial experiment show the feasibility of this method.
研究了真空蒸馏法分离废杂锌锡合金回收锌锡金属的工艺。
This paper discuss the technology of separating zinc-tin alloy to recover zinc and tin by vacuum distillation.
在分析真空蒸馏的同时将区域提纯进行了理论分析，证明利用区域提纯技术可以在真空提纯的基础上制备纯度更高的金属锑。
Then the zone refine is also discussed, and shows that zone refine can produce higher purity antimony on the basis of vacuum distillation.
介绍了用氟化钪钙热还原得到的粗金属钪为原料，通过真空蒸馏净化制取纯金属钪的工艺过程及其技术参数。
The technics of purifying Sc metal in vacuum distilling with coarse Sc metal which is made by ScF3deoxidized by Ca at heated condition.
介绍了用氟化钪钙热还原得到的粗金属钪为原料，通过真空蒸馏净化制取纯金属钪的工艺过程及其技术参数。
The technics of purifying Sc metal in vacuum distilling with coarse Sc metal which is made by ScF3deoxidized by Ca at heated condition.
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