“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	coalbed metahne prospecting coalbed methan coalbed methane coalbed methane accumulation area coalbed methane accumulation zone coalbed methane(coal mine methane) coalbed methane detailed survey coalbed methane exploration coalbed methane general survey coalbed methane geological evaluation coalbed methane geology or coalbed gas geology coalbed methane parameter well coalbed methane preliminary prospecting well coalbed methane preliminary survey coalbed methane production test well coalbed methane sweet spot coalbed methane system coalbed methane target area coalbed methane well drainage coalbed methane well network coal blending coal blending process control system coal-burning solid waste coal carbonization coal chemical industry

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