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covalence

英 /kəʊˈveɪləns/美 /koʊˈveɪləns/
  • n.
    共价；共价键

双语例句

  1. Influence factor and control measure on the preparation of molecular template polymer by non-covalence method were reviewed concisely.
    扼要概述了非共价法制备分子模板聚合物的影响因素及控制措施。
  2. Transition metal nitrides belong to a class of interstitial compounds, have the properties of covalence compound, ion crystal and transitional metals.
    过渡金属氮化物是一类金属间充型化合物，兼具有共价化合物、离子晶体和过渡金属的性质。
  3. The results show that the hydrogen of C—H bond on ACFs were substituted by fluorine at different condition. The C—F covalence bond was built at molecular level.
    结果表明，随着反应时间和温度的变化，活性炭纤维表面氟取代氢基数目增加，同时在分子水平上形成C—F 共价键。

网络短语

  • covalence bond
    共价键
  • double covalence
    双共价
  • covalence elongation
    共价延伸方式
  • covalence function
    共价函数
  • polar covalence
    极性共价

词语扩展

n.
contravalencycovalent linkage
[物化]共价；共价键
adj.
covalent共价的；共有原子价的

英英释义

  • n.valence characterized by the sharing of electrons in a chemical compound; the number of pairs of electrons an atom can share