valence 1

〈化〉价，原子价，化合价

valence

[化](化合)价, 原子价

valence

1. (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate

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2. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

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(hypernym) ,

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