查询词典 tartaric acid

The Kinetics and mechanism of esterification of α-methyl butyric acid with ion exchange resin are studied.

研究利用离子交换树脂催化α－甲基丁酸酯化反应的动力学和反应机理。

Using mathematical methods studied wet oxidation catalyst butyric acid degradation reaction is in the process of TOC changes.

采用数学方法研究了催化湿法氧化降解正丁酸反应过程中的TOC变化。

The butyric acid fermentation is mainly performed in the hydrogen production system.

产氢体系进行的主要是丁酸型发酵；氢气的产生量与 VFA 的产生量直接相关。

Any of three isomeric glyceryl ester s of butyric acid,naturally present in butter.

酪酯丁酸的三种同分异构甘油基酯的任一种，以自然形态存在于奶油之中

The synthesis of γ-amino butyric acid in traditional fermented soybean product s was analyzed by HPLC in this study.

利用HPLC法分析了-γ氨基丁酸在几种发酵大豆制品中的生成情况，结果表明，传统发酵豆制品中存在大量的GABA，其原料及菌种、工艺不同，GABA的含量差别很大。

The contents of γ-amino butyric acid in douchies, collected from various regions of China, were analyzed by high-performance liquid chromatography in this study.

采用高效液相色谱法测定全国不同地区传统发酵生产的豆豉样品中的γ-氨基丁酸含量。

It was found that the fermentation type was a butyric acid type fermentation.

并且确定发酵类型以"丁酸型"为主。

We used ion-exchange method to remove butyric acid from fermentation broth.

采用离子交换法吸附发酵液中的丁酸，从18种树脂中筛选出了1种对丁酸吸交性能较好的树脂A。

The invention provides a method to prepare 3, 3-dimethyl butyric acid chloride, which is simple in process, simple in operation and low in cost, with high safety and little pollution to the environment.

提供一种工艺简单、操作简便、安全性高、生产成本低、对环境影响小的3，3-二甲基丁酰氯的制备方法。

Of butyric acid, naturally present in butter.

酪酯丁酸的三种同分异构甘油基酯的任一种，以自然形态存在于奶油之中

Although translator has turned from being a crystal ball by which the original culture can unrestrainedly penetrate to another crystal ball by which the target culture can freely traverse, the translator's personal embodiment, in the process of cognitive act, are still absent in translation studies. Translators are still subjects without body or simply disembodied subjects.

译者虽然由原语文化可以自由穿透的玻璃球变成了译语文化可以自由穿越的玻璃球，但译者认知过程中的个体体验在翻译研究中依然缺席，译者依然仅仅是一个没有躯体体验的主体。

Chillingly, he claimed our technology is 'not nearly as sophisticated' as theirs and "had they been hostile", he warned 'we would be been gone by now'.

令人毛骨悚然的，他声称我们的技术是'并不那么复杂，像他们一样，和"如果他们敌意"，他警告说，'我们将现在已经过去了。