“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	ring imaging Cherenkov detector ringing Ringing bell Zun ring inversion ring isomorphism ring isomorphism theorem ring kernel ring language ring laser ring laser gyroscope ringlet ring-like ring-like space Ringling College of Art and Design ring loop slow wave circuit ring loop travelling wave tube ring macromolecule ring method ring micrometer Ring Mirror Installation in Place Vendôme ring mode ring module ring-moon ring morphism ring mountain

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