精馏

The flow direction and packing fraction in membrane contactors were also investigated. Baffles in the shell side were found to have good effect on separation and therefore set in counter flow operation of parallel mode.

此外，为更好地提高新型中空纤维膜结构填料的分离效率，研究了膜接触器中流体的流动方式和填充密度对精馏分离性能的影响，确定了壳层挡板对现有平流运行方式的改善作用，并进行了有效的挡板设计和试运行。

Aviation kerosene is one of the main products of distillation process; dry point is an index reflecting its quality, which is obtained in laboratory every 8 hours.

航空煤油是精馏装置的主要产品之一，干点值是衡量航煤质量的一个重要参数指标，是由化验室每隔一定时间进行一次采样分析得到。

Made by the destructive distillation of wood.

精馏提炼或提纯，尤指通过蒸馏的方法来提纯

The dynamic model and its control method of batch distillation column are studied in this paper.

本文围绕着间歇精馏塔对其动态数学模型及其控制方法进行了研究。

How to control rectification column equipments accurately is directly related with the quantity and quality of chemical products.

在化工生产中，如何精准地控制精馏装置直接关系到化工企业产品的质量和产量以及能源消耗。

In this paper, a closed*.loop gain shaping algorithm for MIMO system is presented. It is applied to a high purity distillation column, good control effect and robust stability are obtained.

给出了MIMO系统的闭环增益成形算法，将之应用于精馏塔的控制中，取得了良好的控制效果和鲁棒稳定性。

In this paper, a closed*.loop gain shaping algorithm for MIMO system is presented. It is applied to a high purity distillation column, good control effect and robust stability are obtained.

摘 要：给出了MIMO系统的闭环增益成形算法，将之应用于精馏塔的控制中，取得了良好的控制效果和鲁棒稳定性。

Ethyl tert butyl ether is synthesized from ethanol and tert butyl alcohol by reaction distillation.

以乙醇和叔丁醇为反应物，采用反应精馏法合成了乙基叔丁基醚。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。