...隔声罩 acoustic cladding; acoustic enclosure; acoustic hood; acoustical enclosure; acousticcladding; blimp; noise enclosure; silencing hood; sound proof cover; soundproof cover 隔声值 sound-insulation value .
基于6个网页-相关网页
According to air horn design theory, JQF low noise air horn device with partial acoustical enclosure has been designed.
按照声号筒设计原理，研究设计了JQ F型低噪声局部隔声罩风笛装置。
The results of measurement show that the acoustic enclosure with natural ventilation has fine effects in both ventilation and noise reduction.
通过对案例实际测量，结果表明自然通风式隔声罩降噪、通风效果良好。
According to the spectral characteristic of the noise source, the tube-type muffler, metal-enclosure muffler, structural-type muffler can be equipped before and after the noise reduction devices.
根据声源的频谱特性在其前后配置合理的管道式消声器、金属外壳式消声器、结构式消声器作为消声降噪的措施。
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