“lanthanoid contraction”的概念、定义、翻译、参考文献-科学参考

单词	lanthanoid contraction
释义	lanthanoid contraction Encyclopedia 理学镧系收缩释 lanthanide contraction; lanthanoid contraction镧系收缩镧系元素（Ln）的原子半径和离子半径随原子序数增大而减小的现象。
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