查询词典 methyl-glyoxal

In order to elevate the conversion of methyl acetate, the reactive extraction was adopted.

为进一步提高水解平衡转化率，实验结合反应萃取方法对平衡的改善进行了研究。

3 Explain why propanoic acid boils at 141℃,but methyl acetate boils at 57℃.

解释为什么丙酸沸点为141℃，而乙酸甲酯沸点为57℃。

The purpose of this thesis is to apply the catalytic distillation technique to the hydrolysis of methyl acetate b...

本论文的目的是将催化精馏技术应用于醋酸甲酯水解反应过程，以期突破化学平衡的限制而获得较高的水解转化率。

It is used in the calculation of the catalytic distillation process of methyl acetate hydrolysis with satisfactory results.

对于催化精馏过程，由于反应的存在，模型方程的非线性程度更高，用三对角矩阵法更不易收敛。

Secondary, we carried out the experiments of methyl acetate hydrolysis in the pilot plant.

另一部分则是醋酸甲酯催化水解蒸馏塔的中试实验。

So, it is an urgent problem for all the PVA manufactures to cut down the energy consumption of methyl acetate reclaimation.

因此如何降低醋酸甲酯的回收能耗是许多维尼纶厂亟待解决的问题。

This invention publishes a preparation method for methyl acetate and a reaction distillation column with combined trapezoid spray trays.

本发明公开了一种乙酸甲酯的制备方法和具有立体传质塔板的反应精馏塔。

The purpose of this thesis is to apply the catalytic distillation technique to the hydrolysis of methyl acetate by breaking through the limitation of chemical equilibrium for getting high conversion of hydrolysis.

本论文的目的是将催化精馏技术应用于醋酸甲酯水解反应过程，以期突破化学平衡的限制而获得较高的水解转化率。

The results showed that the optimal parameters of transesterification reaction were: molar ratio of methyl acetate to oil 14:1, 30% enzyme added based on oil weight, temperature 40℃ and reaction time 14 h.

研究结果表明，最佳酯交换条件为：脂肪酶Novozym 435加入量为棉籽油质量的30%，乙酸甲酯和棉籽油的摩尔比14：1，反应温度40℃，反应时间14 h。

The results showed that the adsorption capacity of p-xylene on Calgon AC was more than that of acetate acid while methyl acetate was the least.

文中对双组分体系在Calgon活性炭上的竞争吸附也做了研究，结果显示对二甲苯的吸附能力最强，醋酸次之，醋酸甲酯的吸附能力最弱。

My first article for Screen Power Magazine, which is to this day is the official magazine of Jackie Chan, was a DVD review of the Hong Kong actioner Gen-X Cops, starring Nicholas Tse and Daniel Wu.

我的第一篇文章为屏幕力量杂志，在对这天是Jackie Chan 正式杂志，是香港actioner Gen X 警察的DVD 回顾，担任主角Nicholas Tse 和丹尼尔吴。

His lips grazed hirs, Now what are you going to do?

他的唇使吃草了 hirs，现在你将要做什麼？