acetaldehyde的例句大全

Simple examples of aldehydes are methanal ( formalaehyde , HCHO ) and ethanal ( acetaldehyde , CH 3 CHO ).

简单的醛有甲醛(HCHO ) 和乙醛 ( CH3CHO ).

These results suggested that alcohol and acetaldehyde a significant restrained action to oligodendrocyte.

酒精、乙醛对少突胶质细胞生长有明显抑制作用.

A fast chromatographic determination of formaldehyde and acetaldehyde from the feed-in of pentaerythritol production was reported.

利用色谱法快速测定甲醛、乙醛混合溶液中各组分的浓度,为工艺提供准确的数据,指导工艺生产.

Gas chromatography ( GC ) technology was used to analyze the acetaldehyde in engine exhaust gas.

介绍了利用气相色谱分析技术分析发动机尾气的方法.

Photocatalytic degradation products of acetaldehyde included acetic acid, carbon dioxide and H 2 O vapor.

气态乙醛光催化降解产物包括乙酸 、 CO2和H2O等.

Gas is a very important analysis way, which is analyse ethanol and acetaldehyde in the experiment.

在发动机尾气测试过程中, 通常我们只能测量排气中的总碳氢,并不知道排气中的乙醇和乙醛的具体含量.

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.

A colorless liquid polymer, C 6 H 12 O 3, of acetaldehyde, used as a solvent and a sedative.

仲(乙)醛,三聚乙醛一种用作溶剂和镇定剂的无色液体聚合物, c6h12o3.

The concentration of ethanol and acetaldehyde in Meiguixiang grape after 120 day storage was studied.

研究了不同极值气体条件下贮藏过程中,玫瑰香葡萄果实内乙醇和乙醛含量的变化规律.

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.

Acetaldehyde almost exists ubiquitously and is harmful to people.

乙醛广泛存在于环境中,危害人体健康.

Perfume Features: The main tone of acetaldehyde rose floral notes.

香水特色: 以玫瑰为主调的乙醛花香调.

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

醇脱氢酶:把乙醇转化为 乙醛 的酶.

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 corresponding reaction of acetaldehyde is subject to general base catalysis.

乙醛相应的反应服从广义的碱催化.

Compared with the control group, the acetaldehyde treated group appeared more cells, arrayed more intensive, showed a smaller gap between cells, the pseudopod of cells in peripheral appeared more and longer and the cells bodies were stellate or irregular shape.

与对照组比较，乙醛对照组细胞数目增多，排列密集，细胞间间隙更小，细胞周边伪足更多更长，胞体呈星形或不规则形。

There were still a small amount of pentanal and hexanal and a little butyraldehyde, acetone, acetaldehyde and propionaldehyde.

醛类挥发物中除甲醛外还有少量的戊醛和己醛，微量的丁醛、丙酮、乙醛和丙醛。

Changes of Acetaldehyde and Acetal During the Storage of New Distilled Liquor

新蒸馏白酒贮存过程中乙醛和乙缩醛的变化

The application of acetaldehyde dehydrogenase in detection of cord blood haemopoietic stem/ progenitor cells

乙醛脱氢酶在检测脐带血造血干/祖细胞中的应用

Higher content of acetaldehyde and higher alcohols were the key reasons of headache after beer drinking.

乙醛及高级醇的含量高是啤酒上头的主要原因.