actinium [ækˈtɪniəm]

单词级别

附加级

基本释义

锕

参考例句

Any of a series of chemically similar, radioactive elements with atomic numbers ranging from89(actinium) through103(lawrencium) . 锕类任何化学性质相似，原子序数在89（锕）与103（铹）之间变化的放射性元素。 来自互联网
The extraction mechanism and separation process of lanthanum and actinium were studied in HDEHP (kerosene)NO3 system. 本文研究了在HNO_3体系中，P_(204)萃取La和Ac的机理及影响La,Ac萃取分离因素，给出了La,Ac分配的数学摸型。 来自互联网

推荐阅读