This method is applied to designing the structure size of Multi Stage Decompression Muffler.
利用此方法对多级降压消声器的结构尺寸进行优化设计。
The muffler is developed according to the resistance, spraying and blocking combination soundproof principle, characterized by large noise reduction, compact size, light weight and easy installation.
本系列消声器是根据抗、喷、阻复合消声原理所研制，具有消声量大、体积小、重量轻及安装方便的有点。
The muffler is developed according to the resistance, spraying and blocking combination soundproof principle, characterized by large noise reduction, compact size, light weight and easy installation.
本系列消声器是根据抗、喷、阻复合消声原理所研制，具有消声量大、体积小、重量轻及安装方便的有点。
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