木(mu)(mu)质吸(xi)音(yin)(yin)(yin)板(ban)是(shi)根据(ju)声(sheng)学原理精致加工而(er)成(cheng),由饰面、芯材和(he)吸(xi)音(yin)(yin)(yin)薄毡组成(cheng)。木(mu)(mu)质吸(xi)音(yin)(yin)(yin)板(ban)分槽木(mu)(mu)吸(xi)音(yin)(yin)(yin)板(ban)和(he)孔木(mu)(mu)吸(xi)音(yin)(yin)(yin)板(ban)两种。槽木(mu)(mu)吸(xi)音(yin)(yin)(yin)板(ban)是(shi)一种在密度板(ban)或实木(mu)(mu)板(ban)的正(zheng)面开(kai)槽背面穿孔的狭缝共(gong)振吸(xi)声(sheng)材料。