“astatine”的概念、定义、翻译、参考文献-科学参考

单词	astatine
释义	astatine Encyclopedia 理学放射性元素释 astatine砹人工放射性元素，元素符号At，原子序数85，半衰期最长的同位素的质量数210，属周期系ⅦA族，卤族元素。英文名称来源于希腊文astatos（不稳定）。 Physics astatine砹₈₅At｛化｝ Astronomy astatine缩写：At。砹 Chemistry ＞放射化学与辐射化学＞放射性元素化学＞释义 astatine砹＞放射化学与辐射化学＞放射性元素化学＞释义 astatine砈
随便看	illegal materials in food illegal methods of interrogation illegal practice of medicine Illegal Proceeds Recovery Administration illegal publishing activities Illegal Residence illegal transaction criminal cases illegal use of information network illegitimate illegitimate children illegitimate children claim illegitimate recombination illicit copulation illicit drug illicit drug abuse illicit drugs illicit relations Illig Treaty Illinois-Michigan Canal Illinois State illite illiteracy illiteracy rate illness anxiety disorder illness behavior

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