“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	p-xylene separation by melt crystallization Pyanjikent Pyatetskii-Shapiro Pyatetskii-Shapiro,Ilya Pyatnytska Church （Chernihiv） pycnidiophore pycnidiospore pycnidium pycniospore pycnium pycnocline pycnometer pycnometer, density bottle pycnonuclear reaction pycnosclerotium pycnosis pycnothyrium PYD pyelolithotomy pyelonephritis Pyemotidae PY equation pygaxis pygidium Pygmalion

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