请输入您要查询的字词:
单词
neptunium
释义
neptunium
Encyclopedia
理学
放射性元素
释
neptunium
镎
人工放射性元素,元素符号Np,原子序数93,半衰期最长的同位素的质量数237。属周期系ⅢB族,锕系元素。仿照以天王星命名铀的方法,以天王星外面的海王星(Neptune)命名镎。
Physics
neptunium
镎
93Np
Astronomy
neptunium
缩写:Np。镎
Chemistry
>放射化学与辐射化学>放射性元素化学>释义
neptunium
镎
随便看
Corpus on Acupuncture and Pharmacology for Treating Farming Cattle Diseases
corpus pattern analysis
Corput
coRP类
Corrado Alvaro
corral
Corral Bay
correct
correct definition
correct difference problem
corrected area
corrected error
corrected establishment
corrected fluorescence spectrum
corrected frequency
corrected grain leather
corrected mean
corrected moment
corrected retention volume
correct errors in printing
correcting background with non absorption line
correcting background with non-absorption line
correcting background with nonabsorption line
correcting code
correcting errors
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/7/17 11:37:34