“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	vertical-cavity surface-emitting laser vertical-cavity surface-emitting laser, VCSEL vertical channel three dimensional flash vertical circle vertical circulating mechanical parking system vertical cleavage vertical component vertical conduit flow phase state vertical coordinate transform vertical cross lapper vertical cross-section vertical cultivation vertical current velocity observation vertical curve vertical decelerator vertical design of livestock farm area vertical detachment energy vertical disintegration vertical disposition of chord-tone vertical distribution vertical distribution of temperature vertical divestiture vertical dominance vertical double diffusion metal-oxide-semiconductor field effect transistor vertical drilling machine

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。