| 词汇 |
acoustic wave filter |
| 释义 |
acoustic wave filter 基本例句 消声器 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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