英语词汇“cobalt 60”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	cobalt 60
释义	cobalt 60 Chem. a radioactive isotope of cobalt having a mass number of 60 and a half-life of 5.2 years, used chiefly in radiotherapy. [1945-50]
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