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 ).

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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

醇脱氢酶:把乙醇转化为 乙醛 的酶.

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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.

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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.

词典精选例句

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。

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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。

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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

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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

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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.

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