“primary standard machine of vickers hardness”的概念、定义、翻译、参考文献-科学参考

单词	primary standard machine of vickers hardness
释义	primary standard machine of vickers hardness Encyclopedia 工学硬度计量技术释 primary standard machine of vickers hardness维氏硬度基准装置用来复现和保存维氏硬度量值单位，用作统一中国维氏硬度值的最高依据的装置。由中国计量行政部门批准建立。
随便看	community elite community emergency plan community emergency preparedness community emergency response capacity community emergency response team community employment Community environmental management community environmental roundtable meeting community evolution community facility Community Failure community fluctuation community forestry community for the aged community governance community governance on poverty alleviation centralized settlement Community Granaries community head community health-care system community health education community health movement community health nursing community health service information systems Community health service system community identity

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。