“actinium-227”的概念、定义、翻译、参考文献-科学参考

单词	actinium-227
释义	actinium-227 Encyclopedia 理学放射性元素释 actinium-227锕-227 锕的质量数为227的同位素，符号，简写为227Ac。
随便看	Crossing the Yangtze River Campaign Memorial Hall (Anhui Celebrity Museum) crossing time cross-in-square cross interferometer cross-invertible loop cross isomorphism cross junction cross-language e-commerce Cross-Language Evaluation Forum ,CLEF cross language information retrieval cross-language information retrieval cross language text retrieval cross lapping cross laser liner cross level cross licensing cross-lighting cross-liking cross-linked enzyme aggregates,CLEAs cross-linked file crosslinking cross-linking agent crosslinking and graft copolymerization of cellulose crosslinking density crosslinking index

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