“active muffler”的概念、定义、翻译、参考文献-科学参考

单词	active muffler
释义	active muffler Encyclopedia 工学有源消声器释 active muffler有源消声器在传统消声设备基础上加装次级声源，通过有源控制器实现次级声源强度的调节，以相消干涉方式实现噪声降低的一种声污染控制设备。
随便看	national defense photography National Defense Theater Company National Democratic Congress national democratic movement in the Third World national desert expedition of China national desert park National Diet Library National Digital Library Construction and Service Joint Meeting National Digital Library Project of China National Digital Publishing Base in Guangdong National Digital Publishing Base in Jiangsu National Digital S&T Literature Preservation Infrastructure National Dinosaur Museum: Canberra National Doctoral Students Academic Forum of Information Science national "double first-class" discipline construction institutions in grassland science discipline National Drama Movement national drill-hole database National drug standards National Ecological Environment Construction Plan national ecological industrial demonstration park National Ecological Observatory Network of America national ecological security national ecology garden city national economic accounting national economic and social development plan

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