“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	George Crumb George Cukor George David Birkhoff George David Tilman George Davison George Davis Snell George Devine George Dewey George Eastman George Eastman Museum George Edward Cory George Edward Kelly George Edward Moore George Edward Pelham Box George Edwards Davis George Eliot George Ellery Hale George Elton Mayo George Emil Palade George Enescu George Etherege George Evelyn Hutchinson George Farquhar George Fitzgerald Smoot George Foster Peabody Awards

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