This is the chemical formula for what alkaloid?
这是什么生物碱的化学式?
单词 | chemical formula |
释义 |
chemical formula
英汉-汉英词典
化学式
词组 | 习惯用语
您要查找的是不是:Alchemical Formulas 允许你把炼金方案记录在卷轴上 Chemical formula research material change 化学式研究物质变化 chemical formular 电镀常用之化;电镀常用之方程式 general chemical formula 化学通式 chemical formula weight 化学式量 structural chemical formula 结构化学式 empirical chemical formula 实验化学式 a chemical formula 化学式 chemical formula [化学] 化学式
英语例句库
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原声例句
当月 CNN 10 学生英语 2019年8月合集 This is the chemical formula for what alkaloid? 这是什么生物碱的化学式? BBC纪录片《太阳之谜》 So when the light arrives at the Earth it contains the complete chemical formula of the sun. 所以抵达地球的光线包含了太阳的完整化学式。 TED演讲(视频版) 2022年9月合集 Each one the result of a different chemical formula. 每一个都是不同化学式的结果。 2016 ESLPod The chemical formulas for that can be found on the internet. 其化学式可在互联网上找到。 《分钟地球》趣味科普 And this is the chemical formula for an extremely dangerous street drug. 这是一种极其危险的街头毒品的化学式。 Scishow 精选系列 Ruby and sapphire, for example, are actually the same mineral, called corundum, with a chemical formula of two aluminums and three oxygens. 例如,红宝石和蓝宝石实际上是同一种矿物,叫做刚玉,化学式为Al2O3。 成长的烦恼 第1季 Who wrote Gulliver's Tra vels, what's the chemical formula for sulfuric acid... 还有火地岛在哪? Crash Course 综合篇 And even though it has the same chemical formula as n-butane, its structure gives it different properties. 尽管它与正丁烷具有相同的化学式, 但其结构赋予了它不同的特性。 《分钟地球》趣味科普 So far, our posts consist of David reciting some animal fact limericks and Ever explaining chemical formulas. 到目前为止,我们的帖子包括 David 背诵一些关于动物的打油诗和 Ever 解释化学公式。 化学 Crash Course More important than that, though, there’s no way to translate those names into chemical formulas and IUPAC hates that. 然而,比这更重要的是,没有办法将这些名称转化为化学式,而 IUPAC 讨厌这样做。
中文百科
化学式![]() ![]() ![]() ![]() 化学式(英语:chemical formula)是一种用来表示化学物质(可能为元素或化合物)组成的式子。使用元素符号、数字、或由其他符号如括号、连字符号(hyphen)、大括号、正号(+)和负号(-)来表示。这些被限制在一个排版的符号单一行列,其可能包括下标和上标。 化学式又分为下列几种:
英语百科
Chemical formula 化学式![]() ![]() ![]() ![]() A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound, using a single line of chemical element symbols, numbers, and sometimes also other symbols, such as parentheses, dashes, brackets, commas and plus (+) and minus (−) signs. These are limited to a single typographic line of symbols, which may include subscripts and superscripts. A chemical formula is not a chemical name, and it contains no words. Although a chemical formula may imply certain simple chemical structures, it is not the same as a full chemical structural formula. Chemical formulas can fully specify the structure of only the simplest of molecules and chemical substances, and are generally more limited in power than are chemical names and structural formulas.
近义、反义、联想词
近义词n.statement
英英词典
chemical formula n.
synonymous: formula |
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