“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	unbiased sampling unbiased sequence unbiased spectral estimator unbiased statistic unbiased statistical estimator unbiased test unbiased variance unbinding unblanking unblemished surface unblocked bond unblocking unbonded flexible pipe unbonded prestressed concrete structure unbounded unbounded curve unbounded domain unbounded function unbounded interval unbounded lag unbounded linear operator unboundedness unbounded operator unbounded quantifier unbounded reward model

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