“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	shipbuilding industry ship buoyancy ship carpet ship characteristics ship discharge monitoring system ship domain ship dynamic positioning ship dynamic positioning control system ship dynamic positioning system ship dynamic positioning system classification ship dynamic positioning system positioning ability ship electric propulsion ship emission control areas ship emission inventory ship equipment ship garbage disposal system ship handling Ship in Autumn River by Xu Daoning Shi Ping Shi Pingmei Shiping Xian ship insubmersibility shipi powder ship life-saving map ship lift

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