“钫”的概念、定义、翻译、参考文献-科学参考

单词	钫
释义	钫 Encyclopedia 理学放射性元素释 francium钫天然放射性元素，元素符号Fr，原子序数87，半衰期最长的同位素的质量数223，属周期系ⅠA族，碱金属元素。为纪念发现者M.佩雷[注]的祖国法国（France）而命名。 Astronomy 全称：francium。缩写：Fr钫 Chemistry ＞放射化学与辐射化学＞放射性元素化学＞释义 francium钫
随便看	Main Building of Tianjin West Station maincenter main chain main chain liquid crystalline polymer main-chain liquid crystalline polymer main check line comparison Main Chinese chess scores main circuit main circuit breaker of electric locomotive main class main combustion chamber maincontact main control register main control valve main cotton producing areas main crop breeding main cultivar Main Currents in Sociological Thought Main-Danube Canal main device main diagonal main diagonal of a square matrix main diagonal sum Main Directorate for Literature and Publishing main distribution channels of books

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。