AS 1276-1979 建筑物隔墙的噪音传输等级和隔音等级

标准号：AS 1276-1979
中文标准名称：建筑物隔墙的噪音传输等级和隔音等级
英文标准名称：Methods for determination of sound transmission class and noise isolation class of building partitions
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
国际标准分类号：17.140.01;91.120.20
适用范围：Describes methods for determining four indices for rating the properties of partitions, including walls and floor-ceiling assemblies, used to divide spaces in domestic and commercial buildings in reducing the transmission of airborne sound; the four indi