“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	foam core sandwich structure composites foam drilling fluid foam-drive flow foam dyeing foamed foamed asphalt foamed cement for sound absorption foamed ceramics for sound absorption foamed concrete foamed concrete using tailings foam electrode foamer foam extinguishing agent foam extinguishing system foam finishing foam flooding foam flotation foam fractionator foam fracturing fluid foam glass foaming foaming agent foaming injection molding foaming slag in blast furnace ironmaking foam insulation

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。