请输入您要查询的字词:
单词
镭
释义
镭
Encyclopedia
理学
放射性元素
释
radium
镭
天然放射性元素,元素符号Ra,原子序数88,半衰期最长的同位素的质量数226,属周期系ⅡA族,碱土金属元素。英文名来源于拉丁文radius(射线)。
Astronomy
全称:radium。缩写:Ra
镭
Chemistry
>放射化学与辐射化学>放射性元素化学>释义
radium
镭
随便看
liquid line
liquid liquid chromatography
liquid-liquid chromatography
liquid liquid equilibrium
liquid-liquid equilibrium
liquid liquid extraction
liquid-liquid extraction
liquid-liquid interface
liquid/liquid interfaces
liquid-liquid phase separation
liquid loading arm
liquid lock
liquid lubricant
liquid magnesium resources
liquid manometer
liquid manometer standard device
liquid medicine sterilization
liquid medium
liquid-membrane electrode
liquid membrane extraction
liquid membrane separation
liquid membrane separation technology
liquid membrane separation technology (LMS)
liquid metal
liquid metal battery
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:2026/1/18 0:31:02