消声器是压缩机噪声控制中常用的消声装置。
Muffler is the conventional muffling device in the noise control of compressor.
阐明了潜用武器发射装置发射噪声控制研究的重要意义，归纳了潜用武器发射装置的分类以及武器发射噪声的主要来源。
We illustrate the importance of noise reduction of underwater weapon launch tube, and summarize the classification of underwater launch tube and the main sources of launching noise.
本实用新型是一种机械压力机阻尼减振装置，用于机械压力机冲击振动噪声控制。
The utility model relates to a mechanical press damping shock absorbing apparatus, which is used for controlling the noise caused by the impact vibration of the mechanical press.
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