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- vacuum distillation column 真空蒸馏塔
- The distillation column is provided with plates. 蒸馏塔内装有塔盘。
- Inflammable ether was not used and vacuum distillation was omitted. 不使用易燃性乙醚作溶剂,省略高真空蒸馏。
- vacuum distilling column 真空蒸馏塔
- Setting up the vacuum distillation apparatus for the Essential Oils experiment. (Photo by Chemistry laboratory staff. 为了做精油实验而搭建的真空蒸馏装置(摄影：化学实验室职员)。
- 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。
- The argon-rich waste stream from the low pressure column is sent to an argon distillation column. 从低压塔流出的富氩废物被送到氩分裂蒸馏塔。
- Fatty acid is made from spent material in production of ricinus oil by acidification, washing, and vacuum distillation. 蓖麻油下脚料经酸化水洗，减压蒸馏等工序分离制取脂肪酸。
- Recent research used an aNN to determine the operating conditions for a crude oil distillation column. 最近的研究使用ann来确定原油精馏塔的操作条件。
- 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。
- A distillation column case study is given to illustrate the performance assessment method. 文中给出了这一综合性的性能评价方法在精馏塔控制中的应用。
- 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。
- The running length of alkane distillation column was prolonged from average 2 months to more than 9 months. 环己酮生产工艺中烷蒸馏塔工作周期由改造前的平均2个月延长至9个月以上，实现整套装置长周期稳定运转。
- 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。
- The slant-hole tray was applied to the technical innovation of vinyl acetate distillation column. 采用复合斜孔塔板对醋酸乙烯精馏塔进行了技术改造。
- 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;
- Simulation of an acrylonitrile extractive distillation column demonstrated the efficiency of the proposed method. 通过对某丙烯腈萃取精馏塔的稳态仿真，充分证实了这种模型化方法的优越性。
- Sequential Modular Approach was applied to design distillation column simulation training algorithm. 采用序贯模块法设计了精馏塔仿真培训的算法。
- Atmospheric distillation,vacuum distillation and azeotropic distillation processes were used to separate 1,2-dichloropropane from the waste liquor. 采用常压精馏、减压精馏、共沸精馏工艺分离环氧丙烷生产废液中的1,2-二氯丙烷。
- These higher boiling components will be removed by vacuum distillation of the provided sample to permit facile gas chromatographic separation. 为了能顺利地进行气相色层分离，可以对所提供的样品进行真空蒸馏，把较高沸点的混合物除去。
