“solid density primary standard”的概念、定义、翻译、参考文献-科学参考

单词	solid density primary standard
释义	solid density primary standard Encyclopedia 工学密度计量技术释 solid density primary standard固体密度基准用物理、化学性能十分稳定的材料制作的固体球或立方体。
随便看	connectivity of a manifold connectivity of a space connectivity of fracture network connectivity of river-lake water system connectivity order connectivity pair connector connector installation technology connector motor magnet Connect-SCS Conner conner Connes Connes,Alain Connes function connex connexin connexion connexion and development thought connexity connexon connivent connotation Connotation of Du Fu's Poetry by Zhao Kui connotation of socialism with Chinese characteristics for a new era

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