“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	surface set diamond bit surface sheath surface sheath superconductivity surface singularity surface sliding surface soil pollen surface sound channel surface sound velocimeter surface sound wave surface source black body surface specimen of crude drug surface spherical harmonic surface spillways surface state surface state analysis surface state electrons surface-state electrons surface sterilization surface strengthening technology surface stress surface strip surface structural effect surface structure surface structure analysis surface structure analyzer

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