英语词汇“packing fraction”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	packing fraction
释义	packing fraction Physics. a measure of the stability of an atomic nucleus, equal to 10⁴ multiplied by the mass defect and divided by the mass number. [1925-30]
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