“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	gasdynamics gas electrode gas electron multiplier gas electron multiplier, GEM gas embolism gas emission gas emission from adjacent coal seams gas emission from goaf gas emission in mining seam gas engine-based distributed energy system gas envelope gaseous gaseous collapse gaseous conduction gaseous detector gaseousdetector gaseous dielectric breakdown gaseous diffusion method gaseous diffusion process gaseous diffusion process; gaseous diffusion method gaseous disk gaseous emission nebula gaseous halo gaseous hydrocarbon inclusion gaseous insulating material

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