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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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standardized design
standardized design of ground engineering
standardized design of machinery
standardized distribution
standardized fertility rate
standardized frequency function
standardized function
standardized gap
standardized moment
standardized mortality ratio
standardized normal distribution
standardized random variable
standardized realization
standardized regression coefficient
standardized sample value
standardized score
standardized test
standardized training of residents
standardized training of specialist
standardized variable
standardizing the weights and measures system in the Qin Dynasty
standardizing the weights and measures system in the Sui Dynasty
standard kernel
standard labor time
standard lamp
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