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分析了空气锤进排气噪声的特性．全面深入地试验和分析了，不同基本滤波单元及其组合的 消声器实际应用在Ｃ４１－１５０型空气锤时对进排气噪声的降低性能，并取得了显著的降噪效果。
The characteristics of air hammer noise were analyzed. Comprehensive and in-depth test and analysis, the different basic filter unit and its combination of muffler used in the actual C41-150 air hammer on the exhaust noise reduction performance, and achieved significant noise reduction effect.