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

单词	national measurement standard
释义	national measurement standard Encyclopedia 工学测量标准释 national measurement standard国家测量标准经国家权威机构承认，在一个国家或经济体内作为同类量的其他测量标准定值依据的测量标准。简称国家标准（national standard）。
随便看	precise design of bridge precise distance measurement precise engineering control network precise ephemeris precise ephemeris service precise feeding precise interrupt precise levelling precise location-based services precisely unless precise mechanism installation measurement precise orbit determination precise orbit determination of navigation satellites precise point positioning precise positioning service precise ranging code precise regulation and control precise statement precise time and time interval precise traversing precise trigonometric leveling Precision precision precision agriculture precision airdrop system

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。