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福克斯词典 \ 英汉词典 \

actinium是什么意思？

actinium

英[ækˈtɪniəm] 美[ækˈtɪniəm]

n. 锕；

相关单词 actinium emanation Micractinium

例句

The extraction mechanism and separation process of lanthanum and actinium were studied in HDEHP ( kerosene ) - HNO 3 system. 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分配的数学模型.
The extraction mechanism and separation process of lanthanum and actinium were studied in HDEHP ( kerosene ) NO 3 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.
Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 ( actinium ) through 103 ( 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.

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英英词典释义

Noun
1. a radioactive element of the actinide series; found in uranium ores

行业词典

医学：锕：铀矿中的稀有金属化学元素，具放射性，原子序数89，原子量227，化学符号Ac；

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