“promethium”的概念、定义、翻译、参考文献-科学参考

单词	promethium
释义	promethium Encyclopedia 理学放射性元素释 promethium钷人工放射性元素，元素符号Pm，原子序数61，半衰期最长的同位素的质量数145.0，属周期系ⅢB族，镧系元素、稀土元素。由希腊神话中从天庭盗取火送到人间的英雄普罗米修斯（Prometheus）而命名。 Physics promethium钷61Pm Astronomy promethium缩写：Pm。鉕 Chemistry ＞放射化学与辐射化学＞放射性元素化学＞释义 promethium钷
随便看	maximum normal stress criterion maximum norm estimate maximum of a function maximum of a set maximum of eclipse maximum or minimum condition maximum output signal to noise ratio testing maximum packing maximum parsimony maximum parsimony method maximum partial likelihood maximum partial likelihood estimator maximum penalized likelihood maximum penalized likelihood estimate maximum penalized likelihood estimation maximum phase signal maximum plastic work principle maximum point maximum postcard maximum power temperature program maximum power temperature-rise program maximum power temperature[-rise] program maximum power transfer theorem maximum principal shear stress theory maximum principle

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