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理学
放射性元素
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lawrencium
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人工放射性元素,元素符号Lr,原子序数103,半衰期最长的同位素的质量数266,属周期系ⅢB族,锕系元素。为纪念回旋加速器的创造人美国物理学家E.O.劳伦斯[注]而命名。
Astronomy
全称:lawrencium。缩写:Lr
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Chemistry
>放射化学与辐射化学>放射性元素化学>释义
lawrencium
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