“density metrology”的概念、定义、翻译、参考文献-科学参考

单词	density metrology
释义	density metrology Encyclopedia 工学密度计量释 density metrology密度计量对密度这一物理量所开展的计量活动。密度是表征物质内在特性的一个物理量，表示单位体积中所含有物质的质量，国际单位制中的单位为千克/米3。
随便看	light vibration light vs. heavy light water light water fire extinguish agent light-water-moderated light-water moderator light water reactor light water reactor, LWR light wave light wave communication light wave guidance light wave, optical wave light wave propagation lightweight aggregate lightweight aggregate concrete Light Weight Coated Paper light weight concrete lightweight cryptology lightweight directory access protocol lightweight directory access protocol, LDAP light-weight fiber lightweight materials green manufacture technology light weight refractory light weight star light-weight structure generation and optimization

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