“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	reorganization plan reorganized transfer re-orientation reorientation reorientation effect reoriented complex re-orthogonalization reovirus reoxidation repair repairable system repairable system reliability model repair about invalidation of pressurized components repair and maintenance of heat-supply network repairase repair-capability repair complex coefficient repair cycle repair drafts of animation repair enzyme repairing for structural engineering repairing materials for civil engineering repairing mortar repair method based on inspection repair of cylinder cracks

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