“天然放射性元素”的概念、定义、翻译、参考文献-科学参考

单词	天然放射性元素
释义	天然放射性元素 Encyclopedia 理学放射性元素释 natural radioelement天然放射性元素最初是从自然界中发现而不是用人工方法合成的放射性元素。天然放射性元素有钋、氡、钫、镭、锕、钍、镤和铀8个元素。 Chemistry ＞放射化学与辐射化学＞放射性元素化学＞释义 natural radioelements天然放射性元素
随便看	sequence of rational numbers sequence of series sequence of sets sequence of signs sequence of statistics sequence of stellar spectra sequence of sub-dwarfs sequence of sub-giants sequence of subsets sequence of supergiants sequence of symbols sequence of tests sequence of transfinite cardinals sequence of transfinite numbers sequence of Ulm factors sequence of white dwarfs sequence polymorphism sequencer sequence rank sequence regularity of polymer chains sequence rule sequence set sequence similarity sequence space sequence stratigraphy

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。