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单词 bohrium
释义 bohrium
Symbol Bh. A radioactive transactinide element; a.n. 107. It was first made in 1981 by Peter Armbruster and a team in Darmstadt, Germany, by bombarding bismuth-209 nuclei with chromium-54 nuclei. Only a few atoms of bohrium have ever been detected
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更新时间:2025/6/22 21:14:28