二是使用真空蒸馏技术，环保、低碳；
The second one was to apply vacuum distillation technology which is low carbon and environmentally friendly.
然后将混合物进行真空蒸馏。
真空蒸馏装置精炼出重柴油和轻柴油。
The vacuum distillation unit distills off heavy and light gas oils.
然后混合物进行真空蒸馏。
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.
锆真空蒸馏炉的真空系统生产中经常出现故障。
There are often some normal faults vacuum system of Zr vacuum distilling furnace in production.
本文研究了粗铋真空蒸馏脱银的可能性及规律性。
The feasibility and regularity for the removal of silver from crude bismuth by vacuum metallurgy have been investigated.
通过向真空蒸馏炉直接进液体料，大大提高了产能。
The production capacity of cadmium was greatly improved by directly supplying melt cadmium to the vacuum retort furnace.
如：真空蒸馏、蒸发、脱水、结晶、干燥等工艺过程中。
Such as: vacuum distillation, evaporation, dehydration, crystallization, drying and other processes.
如：真空蒸馏、蒸发、脱水、结晶、干燥等工艺过程中。
Such as: vacuum distillation, evaporation, dehydration, crystal, drying in the process.
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.
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.
因此，真空蒸馏粗镉在理论上可行的，操作条件也容易实现。
Therefore, vacuum distillation thick cadmium in theoretically feasible, the operating condition is also easy to realize.
阐述了分子蒸馏的基本原理及其区别于普通真空蒸馏的主要特点。
The paper summarized the principle of Molecule distillation technology and the difference from the general vacuum distillation.
连续结晶器得到的富银铅采用真空蒸馏获得含银>80%的粗银。
The silver-rich lead came from the continuous crystallizer is then subjected to vacuum distillation, yielding silver bullion of over 80% Ag.
从理论上分析了采用真空蒸馏的方法将粗硒提纯除杂的可行性和规律性。
A new technique has been researched on the feasibility and regularity for removing impurities from rude selenium by vacuum distillation in theory analysis.
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.
经过工业试验，西北铅锌厂对粗镉真空蒸馏制取精镉积累了一定的生产实践经验。
After the commercial test, the Northwest Lead Zinc Smelter took the finecadmium to the thick cadmium vacuum distillation system to accumulate the certain production practice experience.
主要有溶剂萃取、离子交换、真空熔融、真空蒸馏或升华、电迁移以及区域熔炼等。
There are solvent extraction, ion exchange, vacuum melting, vacuum distillation or sublimation, electro migration and regional melting, etc.
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。
The process flow sheet of vacuum distillation of Bi-Ag-Zn crust was drawn up, and its rationality was argued.
反应结束后反应液经过真空蒸馏后得到产物，并通过GC - MS进行定性和定量分析。
The products were gained by vacuum distillation from reaction liquid, meanwhile their qualitative and quantitative analysis were carried out by GC-MS.
试验结果表明，采用真空蒸馏法脱除粗铋中银代替传统的加锌除银法，在技术上是可行的。
The test results show that it is technically feasible to separate silver from crude bismuth by vacuum distillation instead of traditional Parke's process of desilverization(zinc desilverization).
真空蒸馏是除去海绵钛中杂质的关键过程，合理选择真空机组对提高海绵钛的质量至关重要。
Vacuum distillation is the key process to remove foreign materials from titanium sponge. Rational choosing of assembling vacuum unit is of vital importance to improving the quality of titanium sponge.
它既可作为一种可连续生产的加热真空反应炉，也可以用作真空蒸馏炉，且生产效率较高。
The invention can be used as a heating vacuum reaction furnace which can carry out the continuous production or a vacuum distillation furnace. The production efficiency is high.
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.
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.
目前用于银铋合金物料中银铋分离的工艺，如灰吹法、真空蒸馏法等，均不适应于该物料的处理。
The current processes of silver-bismuth separation from their alloy are not suited to this alloy, such as blowing dust, vacuum distillation, and so on.
分出烟碱，在氮气保护下进行两次真空蒸馏即可得到98％以上的烟碱产品，产率在83％以上。
The separated nicotine is twice vacuum distilled in protective nitrogen to obtain nicotine product with purity over 98 % at yield over 83 %.
从理论上分析了利用真空蒸馏的方法除磷提纯冶金级硅的可行性，并进行了真空条件下脱磷的实验研究。
In this paper, a theoretical analysis about the feasibility of phosphorus removal in metallurgical grade silicon with vacuum distillation, then an experiment was conducted.
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.
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