acoustic wave filter
英
美
- 消声器
双语例句
- Aeroacoustic governing equations is established for non-concentric perforated mufflers based on one dimensional plane wave theory.
摘要根据管道一维平面波理论对非同轴穿孔消声器，建立声学控制方程。 - On the basis of thermodynamic theory and acoustic principle, a kind of exhaust heat exchange muffler for a road bus has been developed.
依据热工理论和声学原理，研制了一种公路客车用排气换热消声器。
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