“primary standards of national defense”的概念、定义、翻译、参考文献-科学参考

单词	primary standards of national defense
释义	primary standards of national defense Encyclopedia 工学（计量）释 primary standards of national defense国防最高计量标准在国防军工系统中具有最高计量特性，由国家国防科技工业计量主管部门考核合格并授权在国防军工系统中进行量值传递的测量标准。
随便看	Wen Xiang Wen Xiaoyu Wen Xing Wenxi Xian Wen Xu Wenxuan Wuchen Zhu (Selections of Refined Literature with Annotations from Five Officials) Wen Yanbo Wenyanbo Garden Wen Yiduo Wenyi Lun Wen Ying Wen Yitang Wen Yixuan wenyizaidao Wenyouhui as Amateur Acting Group Wenyuange Library Wenyuan Pavilion wenyujin rhizome Wen Yumei Wenzel’s equation Wen Zhengming Wen Zhengming’s Calligraphy and Painting Inscriptions Wen Zhengyi's Thoughts on Calligraphy Wen Zhenmeng Wen Zhiming

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