词语质量数
解释mass number
mass number〔名词〕质量数详细»
mass number质量数详细»
mass number〔名词〕质数详细»
mass number〔名词〕原子质量数详细»
质量数mass number详细»
质量数〔名词〕mass number详细»
质量数〔名词〕mass-number详细»