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This article describes the production status, and discusses the strongpoint and shortcoming of using differente catalyst, sulfur and acetic anhydride .

对比两种催化剂的实际生产情况，阐述用硫磺以及用醋酐的优缺点。

This article deal with a new process for high-purity acetonitrile synthesis from ethanol.

提出了一种合成高纯度乙腈的新工艺。

This article introduces a simple method, which is acetylation method, to determinate the hydroxy content in petroleum oxidation products.

文章介绍了一种测定石油氧化物中羟值的简便方法——乙酰化法。

The recent advancesof the structure and function of acetylcholine receptor have been introduced in this article for the exploratio...

扼要介绍了近年来乙酰胆碱受体结构与功能的研究进展。

Therefore, new technology of using acetylene sludge to calcine clinker will be discussed in this article.

所以本文对利用电石渣煅烧水泥熟料的新工艺进行了研究。

Former emphasis on presumed race, in which John A. Scott could write an article on Achaean blondness, compared to the dark locks of "Mediterranean" Poseidon,[2] on the basis of hints in Homer, has been laid aside.

前者侧重于推定种族，在其中约翰斯科特答：可以写一篇文章就achaean blondness相比，黑暗锁"地中海"波塞冬， [ 2 ]在此基础上暗示，在荷马，一直搁置一旁。

The purpose of this article is to analyze the concept of 'Menschenliebe','Achtung' and 'Freundschaft' of Kant's virtue ethics. My objective is to understand the caring elements in Kant's doctrine of duty, and to clarify the problem of 'Triebfeder' in Kantian system.

本文目标在析康德德义务中「博爱」、「敬重」与「友爱」等观，旨在厘清这德中究竟蕴涵多少关怀学中「关怀」的成素，并检讨康德系统中「关怀」的道德动机的问题。

The approach developed in this article is practical and can be used to separate acidic and basic proteins simultaneously.

本文建立的方法，可有效地用于同时分析酸性和碱性蛋白质混合物。

The application form of acidifier has developed from single acid to compound acids. But reasonable compound acidifier is insufficiency in theoretics to sustain, this is the weakness aspect in acidifier research. The evolution about these aspects have been summarized in this article.

酸化剂应用形式也经历了由单一酸到复合酸的过程，但复合酸的合理配伍缺乏相应的理论基础，目前关于各种酸化剂的互作关系以及酸化剂和其他添加剂间的互作效应的研究正逐步展开，必将为酸化剂的进一步发展提供理论支持。

This article analyzed the method of calcify reaction on oxalic acid process and put forward the conditions of calcify reaction and acidify reaction.

根据钙化法草酸生产工艺的研究，提出了钙化反应、酸化反应的工艺条

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。