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

单词	national measurement primary standard
释义	national measurement primary standard Encyclopedia 工学国家测量基准释 national measurement primary standard国家测量基准为了定义、实现、保存或复现量的单位或一个或多个量值，用作参考的实物量具、测量仪器、标准物质或测量系统。又称国家计量基准或国家基准。
随便看	studio system studio teaching Studnicka studs stud welding Study study Study normal coordinate Study of Ancient Chinese Costumes Study of Archival Documents Compilation study of archival documents compilation study of archives conservation techniques Study of Archives Management Study of Bibliography Science Study of Book Distribution study of Book of Songs study of character model during Tang Dynasty Study of Chu Ci study of contemporary Chinese character study of diagnostic tests study of old Chinese sounds Study of Poetry study of regional minerolization regularity study of rhyme tables Study of Taoist Canon Originsand Supplement to Study of Taoist Canon Origins

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。