chemical formula

英 [ˈkemɪkl ˈfɔːmjələ]

美 [ˈkemɪkl ˈfɔːrmjələ]

n.  化学式

医学化学

英英释义

noun

• a representation of a substance using symbols for its constituent elements
  Synonym:formula

双语例句

• Chemical formula: Expression of the composition or structure of a chemical compound.
  化学式：化合物的组成或结构的任何一种表达式的总称。
• The formula for water Teacher: What the chemical formula for water is the?
  水的分子式老师：水的分子式是什么？
• Exploitation and Application of Chemical Formula in WPS 2000
  WPS2000中化学公式功能的开发和应用
• This paper introduces the mineralogical characteristics of the andalusite which include the physical and chemical conditions of the andalusite formation, crystalline structure, X-ray diffraction, chemical composition, chemical formula of crystal and infrared spectrum.
  本文对该矿床红柱石的矿物学特征，包括红柱石形成的物理化学条件、晶体结构、X射线衍射、化学成分、晶体化学式及红外光谱特征等，进行了系统的研究分析。
• Results: The chemical formula composition, x-ray diffraction graph, FT-IR and Raman spectrograph were obtained.
  结果：获得了晶须的化学组成、X射线粉末衍射图、FT－IR光谱和Raman光谱图。
• The abstract may contain the chemical formula which best characterizes the invention.
  说明书摘要可以包含最能说明发明的化学式；
• The calculation and significance of individual crystal layer chemical formula of phlogopite-vermiculite interstratified mineral
  金云母-蛭石间层矿物分晶层晶体化学式的计算及意义
• Through increasing knowledge span, extending thought depth, clearing up negative transference with regular psychological tendency, strengthening training for variety of chemical formula, efficiency should be increasing to solve chemical problem.
  通过增大知识跨度，延伸思维深度，消除思维定势的负迁移，强化变式训练，才能提高解题效率。
• The molecular structure in the high school chemistry teaching is an essential content, knows the molecular structure regarding the student, thus further understood that molecular the electronic formula, the chemical formula, then the understanding chemical reaction equation has the extremely vital role.
  分子结构在高中化学教学中是必不可少的一个内容，对于学生认识分子结构，从而进一步了解分子化学式、化学反应方程式和化学现象有着极其重要的作用。
• The chemical formula for water is H2O.
  水的化学分子式是h2o。