sound deadening

基本解释

Just the material costs for sound deadening alone were $1000.
僅隔音材料成本一項便花費1000美元。
Noise inside a building can be reduced if both the external and internal walls are made of sound deadening materials.
建築室內的噪音也可以得到減少，前提是外牆和內牆都要運用這種隔音材料。
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.
本實用新型消聲傚果好，不易産生結冰堵塞現象，功率損耗很小，結搆簡單，制造成本低。
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