吸声降噪
- 网络noise reduction by absorption; Noise Reduction; sound absorption reduction
吸声降噪吸声降噪
noise reduction by absorption
受降用英... ... A dip in prices. 价格急降 noise reduction by absorption 吸声降噪 repressing Upward Perversion of Qi 降气 ...
Noise Reduction
l 吸声降噪 (Noise Reduction)材料中存在的众多层次的不相贯穿的中空结构，有效减缓小震动源、撞击声波传递，降低噪声分贝 …
sound absorption reduction
沪江博客 -... ... 吸声尖劈||wedge absorber 吸声降噪||sound absorption reduction 吸声结构||sound absorption construction ...
noise reduction by sound absorption
吸音用英语怎么说... ... noise reduction by absorption 吸声降噪 noise reduction by sound absorption 吸声降噪 ...
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