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Tc称为Tc的()。
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Tc称为Tc的()。
A、发生器
B、放射性核素
C、同质异能素
D、稳定核素
E、分子
时间:2021-12-26 00:32
关键词:
辐射流行病学
放射卫生(医学高级)
公卫正副高
答案解析
C
处于激发态的同质异能素用元素质量数A后面加字母m来表示。
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