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。

youdao

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。

youdao