查询词典 distillation method

The content and composition of Germanic great fennel essential oil obtained by simultaneous distillation and extraction were investigated at three different time during distillation.

以德国大茴香为实验材料，采用同时蒸馏萃取法，分3个蒸馏时段研究了茴香精油的得率及精油成分的相对含量。

Under ordinary pressure, the experiment of simple distillation and fractional distillation is studied.

通过常压下简单蒸馏与分馏的实验研究，阐明双组分体系中温度平台与组分含量、沸点差值之间的关系。

Petlyuk presents a clear, multidimensional geometric representation of distillation theory valid for all types of distillation column types, splits, and mixtures.

Petlyuk 提出对蒸馏柱子类型的全部类型有效的蒸馏理论的清楚，多面的几何学表现，劈开，以及混合物。

The mixture produced fromβ-pinene mainly containing geraniol and nerol,whose difference in boiling-point is only 2 C. They were separated by using the omethod of vacuum batch distillation and flash distillation with additives.

以β－蒎烯路线生产的香叶醇和橙花醇混合醇产品为原料，采用减压间歇精馏和闪蒸方法，通过添加络合剂提高产品的质量，实现了沸点差仅为 2℃的橙花醇和香叶醇的分离。

The results showed that flash distillation could effectively concentrate grape, and sugar content, acid content, total phenol content, polysaccharide content and chromaticity in claret by flash distillation increased markedly but color tone remained at a comparatively low level.

结果表明，闪蒸处理可以有效浓缩葡萄原料，闪蒸处理后的葡萄酒含糖量、含酸量、总酚含量、多糖含量和色度等均有显著提高，色调则保持在一个较低的水平。

Each room is dedicated to one single theme, one is "history of distillation" and the other "distillation of grappa".

展示呈现的主题有二：「蒸馏的历史」以及「格拉帕酒的蒸馏」。

Molecular distillation is a physical separation technique differing from conventional distillations by being a non-equilibrium distillation.

分子蒸馏是一种物理分离技术，是一种非平衡蒸馏，其技术不同于一般蒸馏技术。

Of late years, Along with the development of computer、artificial intelligence and nerve net ,it become one of the problem that the corporations concern, that is how to combine the computer with the theory of distillation and apply it to fault diagnosis of distillation column.

近年来随着计算机和人工智能的发展及精馏过程的理论日趋成熟，如何将计算机和精馏过程的理论有机结合应用到精馏塔的故障诊断中去，是企业关注的问题之一。

And in the process control, will face a difficult problem, is effective in resolving the issue of VCM distillation, the quality of refined products for the VCM is especially important in light of our factory production processes perchlorethylene characteristics and the actual situation of VCM a distillation of Frequently Asked Questions.

而在该过程控制中，会遇到一个个棘手的问题，能否有效解决好VCM精馏问题，对于VCM精制产品质量则显得尤为重要，结合我厂氯乙烯生产的工艺特点和实际情况，对VCM精馏常见问题作一浅析。

In allusion to the complexity in developing a strict dynamic mechanism model of distillation column and the trouble in applying the mechanism model, an optimal BP algorithm combined with conjugate gradient and self adaptive variable step is proposed, and a predicting model of distillation column is built.

针对建立精馏塔严格动态机理模型的复杂性以及机理模型应用的诸多不便，提出了一种综合共轭梯度和自适应变步长的优化BP算法，并利用该优化BP算法建立了精馏塔的预测模型。

He tendered his resignation to the Prime Minister.

他向首相递了辞呈。不适合

International economy and trade,Nanking 210044

国际经济与贸易，南京 210044