“time and frequency measurement instruments”的概念、定义、翻译、参考文献-科学参考

单词	time and frequency measurement instruments
释义	time and frequency measurement instruments Encyclopedia 工学时间与频率测量仪释 time and frequency measurement instruments时间与频率测量仪用于测量时间间隔和频率参数的仪器。
随便看	retroperitoneal hematoma retropharyngeal abscess retro pinacol rearrangement retro-pinacol rearrangement retroposon retroreflectance retroreflectance standard retroreflection retroreflector retro-rocket retrorocket retrorocket engine retrosection retrospective retrospective cataloging retrospective environmental impact assessment of marine engineering retrospective equation Retrospective Exhibition Of Chinese Art Films Retrospective Heart retrospective method retrospective national bibliography retrospective prescription of administrative punishment retrospective screening retrospective search retrospective study

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。