“metrology in the field of time and frequency”的概念、定义、翻译、参考文献-科学参考

单词	metrology in the field of time and frequency
释义	metrology in the field of time and frequency Encyclopedia 工学时间频率计量释 metrology in the field of time and frequency时间频率计量利用秒作为基本单位的测量及其应用的科学。是实现时间频率相关量单位统一、量值准确可靠的活动，计量学的分支之一。
随便看	Infrared Imager/Spectrograph infrared imaging infrared imaging analysis infrared imaging and recognition infrared imaging device infrared imaging guidance infrared imaging homing guidance infrared imaging spectroscopy infrared index infrared inhibition of nozzle flow infra-red inspection infrared interference filter infrared interferometer infrared interferometry infrared jammer infrared jamming countermeasures infrared laser infrared laser chemistry infrared laser semi-active combined guidance infrared lens infrared light sensor infrared light source infrared line scanner infrared luminosity infrared magnitude

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。