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Acenaphthene was dehydrogenated to afford acenaphthylene by photochemical reaction with N bromosuccinimide in benzene with the addition of quinoline at room temperature and atmospheric pressure was studied.

在常温常压下，以苯作为溶剂，加入喹啉，使苊与N－溴代丁二酰亚胺发生光化学脱氢反应生成苊烯。

The effects of the amount of catalyst, the amount of acetic anhydride, reaction time, and addition of solvents etc. on the acylation reaction were investigated.

考察了催化剂用量、乙酐用量、反应时间和溶剂的加入等因素对该酰化反应的影响。

The addition of an acetyl group to a molecule.

将一个乙酰基加到某个分子上的过程。

In addition is the moisture peptide in combination with acetyl glucosamine.

它的一些重要组成部分是：鱼胶原蛋白，叶黄素，韩国胡萝卜和藕芽等胚胎等，添加保湿缩氨酸和葡萄糖氨基酸配制而成。

Acetylation The addition of an acetyl group to a molecule.

乙酰化作用将一个乙酰基加到某个分子上的过程。

In addition, the egg also contains more acetylcholine, on the completion of the brain's memory function of much help.

此外，鸡蛋中还含有较多的乙酸胆碱，对完成大脑的记忆功能有很大帮助。

In addition, I also found Acetylcholine and octopamine are not the neurotransmitters used in LNvs.

除此之外，我也发现了这些LNvs所用的神经传导物质不是乙烯胆碱和章鱼涎胺。

In addition, in case of emergency can be acetylene torch on the pull down hose.

此外，在紧急情况下可将焊炬上的乙炔胶管拔下来。

In addition, some studies have showed that there was no difference between traditional instruction and online learning in terms of Standard Achievement Test.

此外，有的研究表明：在标准参照测量中采用基于网络的协作研究性学习的学生与通过传统方式讲授进行学习的学生并没有表现出统计学认可的显著性差异。

I looked at her skilled movements, eye wrinkles, suggestible addition of white hair, a nose acid, tears drop on the arm.

我看着她娴熟的动作，眼角的皱纹，耳根新添的白发，鼻子一酸，眼泪滴在了胳膊上。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。