“roentgenium”的概念、定义、翻译、参考文献-科学参考

单词	roentgenium
释义	roentgenium Encyclopedia 理学放射性元素释 roentgenium𬬭人工放射性元素，元素符号Rg，原子序数111，半衰期最长的同位素的质量数282。属周期系ⅠB族。为纪念德国物理学家W.K.伦琴[注]而命名。曾被称为111号元素（unununium），符号Uuu。
随便看	the primary standard for brinell hardness machine the primary standard for gauge block measurement the primary standard for line scale metrology the primary standard of absolute gravimeter the primary structure confirmation of peptide The Prime of Miss Jean Brodie The Prince The Prince Naradhip Prapanpongse The Princess Falls in Love The Princess Gets Pregnant The Princess' Man The Princess of Iron Fan the principal education the principal of archives architectural design and construction the principele of prescription the principle of comprehensive budget The Principle of "Early Immediate Constituents" the principle of equity of rights in litigation the principle of filing The principle of Heaven as an idea of history The Principle of Hope the principle of indemnity the principle of index system construction The Principle of Mathematics the principle of native language lawsuit

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