“集居数反转”的概念、定义、翻译、参考文献-科学参考

单词	集居数反转
释义	集居数反转 Encyclopedia 工学集居数反转释 population inversion集居数反转物质的光吸收可以转化为自己的对立面（光放大），这一条件称为集居数反转。又称为粒子数反转。
随便看	standard part standard partial regression coefficient standard part test standard penetration test standard penrtration test Standard Performance Evaluation Corporation standard period standard platinum resistance thermometer standard play standard plot standard polynomial standard position standard positioning service standard potentiometer standard premium standard pressure standard procedure standard process standard program standard program approach standard projection standard projector standard quadratic transformation standard quantum limit standard radiation thermometer

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。