GB/T 19889.8-2006
声学.建筑和建筑构件隔声测量.第8部分;重质标准楼板覆面层撞击声改善量的实验室测量
Acoustics. Measurement of sound insulation in buildings and of building elements. Part 8: Laboratory measurements of the reduction of transmitted impact noise by floor coverings on a heavyweight standard floor