Acetaldehyde is toxic and has been shown to damage DNA.

乙醛是有毒物质，会损害人体的DNA。

Pressure distillation used in acetaldehyde production can save energy markedly.

将加压蒸馏技术应用于乙醛生产，节能效果显著。

The corresponding reaction of acetaldehyde is subject to general base catalysis.

乙醛相应的反应服从广义的堿催化。

Alcohol dehydrogenase an enzyme that converts ethanol into acetaldehyde (ethanal).

醇脱氢酶：把乙醇转化为乙醛的酶。

The products acetaldehyde, ketones and organic acids accumulate in the culture medium.

反应产生的乙醛、酮和有机酸可以在培养基中积累。

Decreasing light intensity, the degradation of acetaldehyde and toluene both decreased.

光通量减弱使乙醛和甲苯的降解率均下降。

During alcoholic fermentation acetaldehyde ACTS as a hydrogen acceptor instead of oxygen.

在这个过程中乙醛取代了氧作为氢的受体。

The pyretic acid formed by GLYCOLYSIS is broken down into acetaldehyde and carbon dioxide.

糖酵解过程中产生的丙酮酸分解为乙醛和二氧化碳。

The energy efficiency of acetaldehyde ozonation increased with the decrease in energy density.

臭氧氧化乙醛的能量效率随能量输入密度的增加而减少。

The necessary material of 2-(2-methoethyl) acetaldehyde diethyl acetal was synthesized in addition.

另外还合成了必需原料2-（2-甲氧基乙氧基）乙醛二乙醇缩醛。

The energy efficiency of acetaldehyde ozonation also increased with the decrease in energy density.

催化臭氧氧化乙醛的能量效率随能量输入密度的增加而减少。

The calculation show that under these conditions, acetaldehyde productivity could be increased by 1—2%.

计算表明，在优化条件下操作，乙醛收率可提高1—2％。

The effect of yeast and yeast management on the acetaldehyde content at the end of fermentation was studied.

研究了酵母及其管理对发酵末期乙醛含量的影响。

The reasons and countermeasures for the high acetaldehyde content in the bottle grade polyester chips are discussed.

探讨瓶级聚酯切片乙醛含量高的原因和采取的对策。

The new technology adopted will improve the recovery yield of acetaldehyde and reduce the consumption of acetaldehyde .

采用新技术提高了乙醛的回收量，使醋酸消耗下降。

The main composition of this wastewater is acetaldehyde, paraldehyde, metaldehyde, pyridine and some acetaldehyde polymers.

某化工厂废水主要成份为乙醛、少量三聚乙醛、四聚乙醛、吡啶和一些乙醛聚合物。

Then, with acetaldehyde productivity taken as the objective function, the optimum operations are found by means of DFP method.

然后，以乙醛收率为目标函数，应用DFP法寻求最佳操作条件。

Objective: To explore the mechanism of JNK pathway regulating proliferation of hepatic stellate cells(HSC) stimulated by acetaldehyde.

目的：初步探讨JNK信号通路调控乙醛刺激的大鼠肝星状细胞（HSC）增殖的分子机制。

Lining your stomach reduces the rate at which acetaldehyde is absorbed, meaning that symptoms of a nasty hangover are slowed to a crawl.

帮助你的胃降低酒精被吸收的速度，也就是说宿醉的症状就会有所延缓。

Acetaldehyde eventually turns into something called acetate, and when that happens, your symptoms let up and you start to feel much better.

乙醛最终会变成一种叫醋酸的东西，当这种情况发生时，你的症状会缓解，这时你就会感觉好多了。

The results confirmed that the alcohol (ethanol) was being converted to acetaldehyde, causing DNA damage and switching on the cell's DNA repair genes.

结果表明，酒精(乙醇)转换成乙醛后破坏dna，激活细胞内dna的修复基因。

In addition, acetaldehyde, ethyl acetate, ethyl caproate, ethyl valerate, ethyl lactate and some other unidentified compositions were also detected.

发酵过程中还检测到乙醛、乙酸乙酯、己酸乙酯、戊酸乙酯和乳酸乙酯等成分及一些未知成分。

The major flavor substances Lactic acid bacteria produced include the buttermilk aroma butanedione, the yoghurt flavor acetaldehyde and the amino acid.

乳酸菌的主要风味代谢物质包括丁二酮，乙醛以及各种氨基酸。

The new synthetic process of 2 - methylimidazole with acetaldehyde, nitric acid and ammonium bicarbonate as raw materials has been introduced in this paper.

介绍了以乙醛、硝酸、碳酸氢铵为原料合成2 -甲基咪唑的新工艺。

Alcohol and acetaldehyde altered fluidity of VYS and lead to functional disorder, this probably plays important roles in human fetal alcohol syndrome induced.

乙醇，乙醛均能改变VYS细胞膜脂质流动性引起VYS细胞功能紊乱，它很可能在诱发胎儿酒精综合征起重要作用。

When your body processes alcohol, it produces a chemical byproduct called acetaldehyde, which is responsible for those awful feelings that come with hangovers.

当你的身体处理酒精时，它会产生一种叫做乙醛的化学副产品，这是让你产生与宿醉伴随而来的可怕感觉的来源。

And it can mean a toxic breakdown product of alcohol called acetaldehyde - another carcinogen - can accumulate in the oral cavity when swished around the mouth.

而且酒精的代谢产物乙醛也容易通过漱口过程在口腔中堆积，这种物质也会致癌。

It was formerly derived by fermentation of carbohydrates but is now made synthetically by aldol condensation of acetaldehyde or by oxidation of petroleum gases.

以前它是由碳水化合物发酵得到，现在由乙醛醛醇缩合或石油气体氧化的合成方法制得。