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单词 acetaldehyde
释义
  • acetaldehyde

    • 英?[??s?'t?ld?ha?d]
    • 美?[??s?'t?ld??ha?d]

    释义

    • n.
      乙醛,醋醛
  • 实用场景例句

    • 全部

    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.

    辞典例句

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

    醇脱氢酶:把乙醇转化为 乙醛 的酶.

    互联网

    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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    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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    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.

    互联网

    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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    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.

    互联网

    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 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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    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.

    互联网

    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.

    互联网

    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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    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.

    互联网

    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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  • 英英释义

    Noun

    • 1. a colorless volatile water-soluble liquid aldehyde used chiefly in manufacture of acetic acid and perfumes and drugs
  • 行业词典

    • 医学

      乙醛,醋醛:无色易燃液体,CH3CHO,有刺鼻味,一般用于制造乙酸、香料和调味品。本品亦为乙醇代谢之中间产物。乙醛可致粘膜刺激、流泪、羞明、结膜炎、角膜损伤、鼻炎、嗅觉缺失、支气管炎、肺炎、胸膜炎、头痛以及意识丧失???

    • 天文学

      乙醛???分子式为“ C H O”,原子数为7。???

    • 石油

      乙醛???

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