微穿孔板消声器 meaning in Chinese

micropunch plate muffler

At last , the test for the ma60 apu noise with the micro perforated absorber is present in this paper . experiment results show that an obvious reduction has be obtained using this micro perforated absorber
最终将微穿孔板消声器安装到新舟60飞机apu的排气管道上在飞机场进行现场测试，得到了满意的降噪结果。
First , the theoretical analysis about the micro perforated absorber is present in this paper . then , the source noise of the apu of ma60 is obtained by the outside test in airport . based on the test result , a micro perforated absorber is designed and produced
论文根据微穿孔板吸声体理论和微穿孔板消声器的基本理论，对微穿孔板消声器结构参数与吸声特性之间的相互影响进行了深入的分析和探讨；建立了一套微穿孔板吸声结构的设计方法。