“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	multiple tests of animal diseases multiple theta-series multiple time-scale multiple time-scale analysis multiple time step method multiple time-step method multiple traits selection multiple transform multiple transitivity multiple trip casing drilling technology multiplets multiplet structure multiple t-test multiple unitary representation multiple unit steerable antenna multiple-unit sustained/controlled release preparations multiple unit train multiple user control multiple user operating system multiple-use theater multiple value multiple-valued multiple-valued function multiple-valued logic multiple-valuedness

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。