“optical frequency standard”的概念、定义、翻译、参考文献-科学参考

单词	optical frequency standard
释义	optical frequency standard Encyclopedia 工学激光应用释 optical frequency standard光频标准光频段或红外频段的频率标准。简称光频标。理学〔光学术语〕释 optical frequency standard光频标光学波段的频率标准。
随便看	coal pre-prospecting coal production coal prospecting coal pulverized system coal pulverize maintenance coal pyrolysis coal quality analysis coal quality evaluation coal quality physical testing coal rank coal reaction coal remote sensing geological survey coal reservoin resilience coal reservoir coal reservoir gas saturation coal reservoir permeability coal reservoir pressure coal resistance to heat coal resources of China coal-rich zone Coalsack Dark Nebula Coalsack Nebula coal sample coal sample for testing washability coal seam

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。