“primary standard for airborne sound pressure”的概念、定义、翻译、参考文献-科学参考

单词	primary standard for airborne sound pressure
释义	primary standard for airborne sound pressure Encyclopedia 工学声学计量技术释 primary standard for airborne sound pressure空气声声压基准装置用于复现和保存空气声声压量值的装置。
随便看	R-C望远镜 RC望远镜 RC系统 RDA R. D. Brauer R. D. Brauer (1901—1977) RDC R&D capital stock R&D cooperation RDE r-degree R&D expenditure RDF RDF query language R&D full-time equivalent staff RDF查询语言 RDI r-dimensional flag r-dimensional homology group R&D internationalization R&D joint venture RDMA rDNA R&D of biosafety and biosecurity R&D outsourcing

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