underwater acoustic absorption materials 水下吸声材料; 水声吸声材料 收藏 Sound absorbing materials 吸声材料 收藏 absorption of sound 声音吸收; 声的吸收 收藏 .
基于1个网页-相关网页
The data he compiled yielded a mathematical formula for the relationship between a room's echo duration, its quantity and quality of sound-absorbing materials, and its spatial volume.
他收集的数据得出了一个关于房间回声持续时间、吸音材料的数量和质量以及空间体积之间关系的数学公式。
It is an important way with the sound-absorbing materials to improve the sound pollution.
利用吸声材料来吸声降噪是治理噪声污染的重要途径之一。
Therefore, to choose those seen in the decoration noise, sound-absorbing effect good decoration materials.
这看起来不错,却不能起到隔音的效果。
应用推荐