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单词 meitnerium
释义 meitnerium
Symbol Mt. A radioactive transactinide element; a.n. 109. It was first made in 1982 by Peter Armbruster and a team in Darmstadt, Germany, by bombarding bismuth-209 nuclei with iron-58 nuclei. Only a few atoms have ever been detected. It is named after Lise Meitner
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更新时间:2025/6/23 5:40:48