英语词汇“radioactive standard source”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	radioactive standard source
释义	radioactive standard source 英?[?reidi?u??ktiv ?st?nd?d s?:s] 美?[?redio??kt?v ?st?nd?d s?rs] 释义放射性标准源行业词典化学放射性标准源???
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radioactive standard source