sound-deadening material

• 吸声材料

sound-deadening material的用法和样例：

例句

1. A new type of porous sound absorbing material was made from super-strength gypsum and glass fiber.
   摘要以高强石膏为胶凝材料，内掺玻璃纤维，制备出一种新型多孔吸声材料。
2. The paper chooses the appropriate muffler,and experiments with the capability of sound absorption material,and designs the dustproof project.
   本文通过选择合适的消声器以及吸声材料实验和防尘方案的设计。