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- Control reflux rate of rectification column. 控制精馏塔回流比,保持流量稳定。
- The results of simulating calculation showed that using middle reboiler in propylene rectification column could reduce project investment and operation cost. 通过模拟计算,对丙烯精馏塔增设中间重沸器可以降低工程投资,减少操作费用进行了探讨。
- By means of analog calculation on wash oil distillation system, the main process design parameters of primary distillation column and rectification column are defined. 通过对洗油蒸馏装置的模拟计算,确定了初馏塔和精馏塔的主要工艺设计参数。
- This paper introduced briefly developing trend of propylene rectification technology in gas separating unit and analyzed theoretically the middle reboiler used in propylene rectification column. 简述了气分装置丙烯精馏技术的发展趋势,对丙烯精馏塔增设中间重沸器进行了理论分析。
- Keywords finery;liquation fine;rectification column; 精炼炉;熔析精炼;精馏塔;
- Accumulation and Vent of Non-condensible Gases in Rectification Column 精馏塔中不凝气积聚与放空
- Seeking for sensitive tray of the rectification column with steady simulation 稳态模拟确定精馏塔的灵敏板
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- Purification process of propane distillate oil, the bottom product of propylene rectifying column in the Ethylene Works of PetroChina Liaoyang Petrochemical Company, is introduced. 介绍了中国石油辽阳石化分公司乙烯厂丙烯精馏塔塔底油-丙烷馏分油的精制工艺。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- He got over the stream with a single leap. 他一跃就跳过了小溪。
- The bridge crosses the river in a single span. 河上那座桥是单跨桥。
- Do you want a single or a return ticket? 你要单程票还是往返票?
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- I have had to work for every single penny I earned. 我挣的每一便士都是辛苦工作得来的。
- The huntsman fired a single shot at the lion and settled its hash. 猎人朝那只狮子开了一枪，把它打死了。
- Five twenties and ten single, please. 请给我5张20元的和10张1元的。
- She wore a single orchid on her evening dress. 她在晚礼服上缀着一朵兰花。
- The Discussion of Rectifying Column Optimal Control 精馏塔分级最优控制的探讨
- Welding of deoxidised copper rectifying column 脱氧铜精馏塔焊接
