英语词汇“cobalt 60”是什么意思，“cobalt 60”的读音、用法及例句翻译-乐坝网

词汇	cobalt 60
释义	cobalt 60n.（名词） A radioactive isotope of cobalt with mass number 60 and exceptionally intense gamma-ray activity, used in radiotherapy, metallurgy, and materials testing.钴60：钴的一种放射性同位素，质子数60，具有异常强烈的伽马射线作用，用于放射疗法、冶金和材料测试
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