“sound calibrator”的概念、定义、翻译、参考文献-科学参考

单词	sound calibrator
释义	sound calibrator Encyclopedia 工学电声计量释 sound calibrator声校准器当声校准器耦合到规定型号和结构的传声器上时，能产生规定声压级和规定频率的正弦声压的计量器具。 Physics sound calibrator声级校准器
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