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

单词	national chemical measurement standard
释义	national chemical measurement standard Encyclopedia 工学〔化学计量基本概念〕释 national chemical measurement standard国家化学计量标准由国家计量行政部门考核、批准，具有确定的量值或量值范围和相关联的不确定度，用于实现化学成分量、物理化学特性量等的单位或量值，检定或校准其他化学计量标准或工作计量器具，对社会实施计量监督并具有公正作用的一类国家计量标准。
随便看	opera school for Yunnan opera improvement Opera School of Baimiaoji Village Opera School of Henan Province Operas Collected in Che Khan’s Mansion opera sculpture opera sculpture in Qing'an Guild Hall opera sculptures of Chen Clan Ancestral Hall opera semiseria opera seria opera shoes opera singing opera stage in Dongyue Temple of Linfen Wangqu village opera stage in Guandi Temple of Gubeikou town opera stage in Guandi Temple of North Mountain opera stage in Guangdong Guild Hall(Cheng Du) opera stage in Houtu Taoist Temple of Jie Xiu opera stage in Macau A Ma Temple opera stage in Qiaoze Temple of Yicheng county opera stage in Shenyang Imperial Palace opera stage in Taishan Palace of Fuzhou opera stage in the former residence of Kung Hsiang-hsi opera stages at Quanzhou Yuanmiao Monastery opera stele inscriptions opera stone sculpture collected at Sun Yat-sen University opera students

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。