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1·The residual oil obtained by vacuum distillation of crude.

原油经减压蒸馏所得的残余油。

2·Such as: vacuum distillation, evaporation, dehydration, crystal, drying in the process.

如：真空蒸馏、蒸发、脱水、结晶、干燥等工艺过程中。

3·It is a guide for the vacuum deep cut revamping on atmospheric and vacuum distillation unit.

结果表明对常减压装置减压深拔技术改造有一定的指导意义。

4·The purifcation of Dy, Ho and Er metals has been studied by the method of vacuum distillation.

本文研究了金属镝、、的真空蒸馏提纯效果。

5·The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.

将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；

6·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。

7·As an example, CPDRS was applied and examined in atmospheric and vacuum distillation unit of refinery.

以CPDRS在常减压炼油装置的应用为例，介绍了CPDRS系统考核与应用情况。

8·The process flow sheet of vacuum distillation of Bi-Ag-Zn crust was drawn up, and its rationality was argued.

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。

9·This paper discuss the technology of separating zinc-tin alloy to recover zinc and tin by vacuum distillation.

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。

10·The combined vacuum distillation and melt crystallization technology was used to purify DDHI from artificial musk.

通过减压精馏熔融结晶耦合技术研究提高人造麝香（DDHI）含量的原理和工艺流程。