化学符号

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  • chemical symbol
化学符号化学符号
  1. 铜的化学符号是什么?

    What is the chemical symbol for copper ?

  2. 铜的化学符号是Cu。

    The chemical symbol for copper is " Cu " .

  3. 磷的拉丁文名称Phosphorum就是“冷光”之意,它的化学符号是P,它的英文名称是Phosphorus。phospho-磷的,含磷的phosphor启明星

    Phosphate was borrowed from French phosphat , a derivative of phosphore ' phosphorus "

  4. 因此,这四个化学符号总是形成两个梯级AT和GC。

    Consequently , the four chemical letters always form two rungs , AT and GC .

  5. 多媒体教育软件中化学符号的录入和理解

    Input and Comprehension for Chemical Symbol in Multimedia Education Software

  6. 铝的化学符号怎么写?

    What 's the chemical symbol for aluminium ?

  7. 例谈公式编辑器创建化学符号的技巧

    Skills on Setting-up Chemical symbols with Formulary Editor

  8. 基于动态作图的化学符号编辑系统

    Chemical symbol editing system based on dynamic drawing

  9. 现在化学符号则表示化学中物质的原子理论的系统性。

    The present symbols express the system set out by the atomic theory of matter .

  10. 从特殊的视角理解化学符号意义。

    ( e ) understanding the symbol meaning of chemistry from a special point of view .

  11. 本研究进行了九年级化学符号学习的问卷调查研究,总结了学生在化学符号学习中的现状和问题。

    This study has conducted the questionnaire survey , and summarized the status and problems in their chemical symbols ' learning .

  12. 化学符号是国际上统一规定,用来表示物质结构、组成以及化学反应变化过程的科学符号。

    The chemical symbol is international unified scientific symbol on behalf of the composition and structure of chemical materials , or chemical reaction process .

  13. 然而,化学符号学习一直是九年级学生化学学习的难点和分化点。

    However , it is difficult for ninth grade students to learn chemical symbols , so that the students give up learning chemistry gradually .

  14. 但是,将化学符号写成反应式,并不意味着所表示的反应确实会发生。

    However , the writing of chemical symbols in the form of an equation does not give any assurance that the reaction shown will actually occur .

  15. 获奖团队必须相当精确,碱基对(基因信息编码的化学符号)的错误率不能超过百万分之一。

    The winners will have to do it accurately , making no more than one mistake per million base pairs ( the chemical letters in which genomic information is encoded ) .

  16. 对初中生来说,化学符号学习是化学学习的关键阶段,教学实践表明,化学符号学习是初中化学学习的一个重难点,特别是学生化学学习的分化点。

    For junior middle school students , chemical symbol learning is the key stage in learning chemistry , and the teaching practice shows that chemical symbol learning is a key and difficult point of chemistry learning in middle high school , especially point of differentiation of students ' chemical learning .

  17. 汞的化学元素符号是什么?

    What 's the chemical symbol for mercury ?

  18. ‘Au’是金的化学元素符号。

    Au is the chemical symbol for gold .

  19. 因此,本文以在平板电脑(TabletPC)上联机书写的化学公式和符号为处理对象,重点研究其识别、分析和理解的相关技术。

    In this paper , we focus on the chemical formulas and symbols written on a Tablet PC and propose some methods to recognize , analyze and understand the object .

  20. 化学元素用符号来表示。

    A chemical element is represented by a symbol .

  21. 调查发现,初中阶段的化学学习,符号表征的分化作用最大。三重表征是一种能体现化学学科特征的思维方式,它有利于学生更好地理解化学,具有一系列独特的魅力和价值。

    The research shows that differentiation of symbolic representation functions most in junior Chemistry learning , and threefold representation is able to embody Chemistry characteristic thinking mode , which , of course , is beneficial and valuable to the understanding of Chemistry .

  22. 论化学命名法和化学符号的历史演变

    A Brief Discussion about the Functions of Chemical Nomenclature and Chemical Symbolism

  23. 化学语言可分为化学用语(即符号语言)、文字语言和图表语言3类。

    Chemistry language may be divided into three kinds such as symbol , letter and diagram .

  24. 化学语言史研究(Ⅰ)&化学符号的产生与发展

    Studies On the History of Chemical Languages (ⅰ) & The Birth and Development of Chemical Symbol

  25. 九年级化学是学生学习化学的启蒙阶段,除了培养学生学习化学的兴趣外,还要帮助学生建立学习化学的学科思维,而学科思维的建立,是以化学符号掌握为基础。

    Ninth grade chemistry is the initial stage for students to learn chemistry . In addition to cultivate students ' interests to learn chemistry , it should also help them to develop the disciplinary thinking of chemistry study , which is on the basis of grasping the chemical symbols .