sound absorbing surface的意思|示意

There is a kind of rough wall surface, which is said to be sound-absorbing.

有一种墙面是麻的，据说可以吸音。

Medium and small tanks and surface curvature radius of curve or surface smaller irregular equipment, building the air duct insulation and dew and wall body sound-absorbing heat preservation.

小型储罐及表面曲率半径较小的弧面或表面不规则的设备、建筑空调管道保温防露和墙体的吸音保温。

Sixth, the number of surface thickness, and filling (foam) has a good sound-absorbing concrete role, which has a good effect of noise floors.

六是增加地面厚度，且加气(泡沫)混凝土具有良好的吸音作用，因而具有良好的楼层隔音效果。

Centrifugal glass cotton can sound-absorbing reason not because the surface is rough, but because of the internal and external connected with tiny pore and holes.

离心玻璃棉能够吸声的原因不是由于表面粗糙，而是因为具有大量的内外连通的微小孔隙和孔洞。