any of a series of radioactive elements with atomic numbers 89 through 103
例句
And a series of problems brought by the change of the site of Lanthanide and Actinide site was put forward. 并提出由于镧系和锕系位置的变化所带来的一系列问题。
Note 3: Actinide abundance ratios may be applied to measurements of stellar ages. 注3:锕充足比率可用于测量恒星的年龄.
Note3: Actinide abundance ratios may be applied to measurements of stellar ages. 注3:锕充足比率可用于测量恒星的年龄.
Sub critical breeder fuelling actinide series and driven by D-T fusion neutrons can use uranium source effectively. 以锕系元素为燃料的次临界增殖反应堆，在D－T聚变中子源驱动下，可以更有效地利用有限的铀资源；
Abstract The progress on the nuclear charge distribution in low energy fission of actinide is reviewed briefly. 摘要 近十年来电荷分布研究取得了显著进展。
The results showed that zirconolite - rich and pyrochlore - rich synrocs were suitable waste form for solidification of actinide wastes. 研究表明;富钙钛锆石和富烧绿石型人造岩石都能很好地固化包容锕系核素废物.
