no.bel.i.um
n.Symbol No (名词)符号 No A radioactive transuranic element in the actinide series, artificially produced in trace amounts. Its longest-lived isotope is No 255 with a half-life of 3 minutes. Atomic number 02.See table at element 锘:在锕类元素中的一种放射性超铀元素,人工微量制造,其最长寿命的同位素是锘255,其半衰期为三分钟,原子序数02参见 element
来源:After &B{Alfred Bernhard} Nobel 源自 &B{阿尔弗烈德·伯恩哈德} Nobel