“aero-engine noise reduction”的概念、定义、翻译、参考文献-科学参考

单词	aero-engine noise reduction
释义	aero-engine noise reduction Encyclopedia 工学〔航空发动机研制和使用〕释 aero-engine noise reduction航空发动机降噪设计采用气动声学设计和短舱消声设计方法，对航空发动机噪声水平和频谱特性进行控制的设计。
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