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

单词	frequency standard
释义	frequency standard Encyclopedia 工学频率标准释 frequency standard频率标准能独立工作的，且能给出较高准确度的单一频率值的正弦信号的装置。简称频标。 Physics 光学、声学光学 frequency standard频标全称“频率标准”。＞原子与分子物理学＞冷原子分子物理＞释义 frequency standard频[率]标[准] Astronomy frequency standard频率标准
随便看	polarization cell polarization changer polarization characteristic of liquid crystal polarization charge polarization cloud polarization colorimeter polarization converter polarization correlation polarization crosstalk polarization current polarization currents polarization curve polarization dependent loss polarization discrimination polarization diversity and combining polarization division multiplexing，PDM polarization doping polarization drift polarization effect polarization ellipse polarization ellipticity polarization-encoded storage polarization extinction method polarization fading polarization fluorimeter

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。