“镭”的概念、定义、翻译、参考文献-科学参考

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	output regulation output sequence output signal output state output stream output tape output-to-state stability output value output vector output voltage regulation of inverter outrange outranking methods outreach social work outrigger outrigger and belt members outrush out-shuffle outside outside broadcast van outside diameter of compressor Outside Director outside-eclipse variation Outside female job-seeker outside gettering outside option

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。