查询词典 distillation method

The main method of separation used in refineries is fractional distillation, although further processing is normally required to produce marketable petroleum products.

分离石油主要采用的方法就是分馏，然后通过深加工才能得到可以销售的石油产品。

The main method of separation used in refineries is fractional distillation , although further processing is normally required to produce marketable petroleum products .

炼油厂所使用的主要分离方法是分馏，不过分馏所得一般都需要一步加工才能成为可供销售的石油制品。

Fractional distillation is a physical method which cannot decompose compounds.

分馏法只属物理方法，不能分解化合物。

Duffau distillation method for pentosans assay in waste water of wheat glutenin processing was studied.

采用Duffau 蒸馏法对谷朊粉生产废水中的戊聚糖进行测定。

The characteristic properties of three kinds of turpentine prepared by steam distillation method had all met the super grade requirements of China national standard——GB/T 12901-2006 "Gum turpentine".

摘 要：对比研究了溶剂法和水蒸气蒸馏法制备马尾松、湿地松和思茅松松节油的工艺，使用水蒸气蒸馏法制得的3种松节油样品均符合国家标准《脂松节油》GB/T 12901-2006的质量指标要求。

Water distillation method was used for extracting the volatile oil in the Aucklandia lappa Decne.

采用水蒸气蒸馏法从木香中提取挥发油，用气相色谱-质谱联用仪对木香挥发油进行化学成分的分析。

The volatile oil from Lygodium japonicum was prepared by water vapor distillation method and its chemistry composition was analysed by GC/MS. The fingerprint of the volatile oil was established by gas chromatography and its methodology was investigated.

通过水蒸气蒸馏法制备海金沙挥发油，用GC/MS分析了挥发油乙醚萃取物的化学成分，构建了海金沙的气相色谱指纹图谱，并进行了方法学考察。

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。

In this paper, the processes of methyl acetate recycling were reviewed; the method of separation methyl acetate-methanol by salt effect distillation was proposed.

本文对现行醋酸甲酯的几种回收工艺进行了评述，提出了加盐萃取精馏分离醋酸甲酯-甲醇的方法。

As the early work to build the new art of catalytic distillation hydrolysis of methyl acetate, a non-equilibrium rate model and the calculation method based on it was established.

作为开发醋酸甲酯水解新工艺的前期工作，本文针对醋酸甲酯水解催化反应精馏新工艺，建立了非平衡级反应精馏速率模型和过程模拟的计算方法。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。