primary measurement standard的意思|示意
原级测量标准
primary measurement standard的网络常见释义
级测量标准 测量标准分一级测量标准 (primary measurement standard)和二级测量标准 ( secondary measurement standard) ,一级测量标准在我国又称原级测量标准或测量基准 ,是指定的或公认具有最高计...
原级测量标准 ... 国家标准 national standard 原级测量标准 primary measurement standard 原级标准 primary standard ...
primary measurement standard相关短语
1、 primary standard of measurement 计量基准器具
primary measurement standard相关例句
Through using the method of logical analysis, measurement, experiment and questionnaire, this paper makes study on national standard of basketball equipment and court of middle and primary schools.
采用逻辑分析、测量、实验与问卷调查法，对初中、小学篮球器材和场地规格的国家标准进行研究。
Deadweight testers are the basic primary standard for accurate measurement of pressure.
自重测试仪是基本的测量压力设备。