sound deadening

基本解释

Just the material costs for sound deadening alone were $1000.
仅隔音材料成本一项便花费1000美元。
Noise inside a building can be reduced if both the external and internal walls are made of sound deadening materials.
建筑室内的噪音也可以得到减少，前提是外墙和内墙都要运用这种隔音材料。
The utility model has a good sound-deadening effect and is not easy to bring the phenomenon of icing and clogging, the power consumption is very small, the structure is simple, and the cost is low.
本实用新型消声效果好，不易产生结冰堵塞现象，功率损耗很小，结构简单，制造成本低。
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