For reducing noise pollution,we adopted a new technology of perforated aluminium panel sound-absorbent wall with centrifugally glass-wool inside for a certain office building complex project.

• 在某综合办公楼工程中,为减少噪声污染,我们采用了穿孔铝板、内填离心玻璃隔音棉的吸音墙面的新技术。