“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	underground station underground station drainage underground stope arrangement optimization underground storage and facility underground storage of lined underground stormwater storage tank underground structure of oil and gas field underground substation underground survey underground tank underground thermal energy storage underground thermal pollution underground town of Japan underground trackless auxiliary vehicle underground track transportation underground traffic tunnel of Zhongguancun West District underground transportation facilities underground transportation facilities planning underground urban disaster prevention system planning underground vehicle navigation driving underground water environment impact evaluation under-ground water microbes underground water supply system Underground Wine Cellar of Tonghua Winery underground workshop for locomotives

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