Acoustics — Laboratory measurement of sound insulation of building elements — Part 4: Measurement procedures and requirements
声学建筑构件隔声的实验室测量第4部分:测量程序和要求
发布日期:
2021-04-16
本文件规定了实验室测试设施中建筑构件的气载和冲击隔声的基本测量程序。
This document specifies the basic measurement procedures for airborne and impact sound insulation of building elements in laboratory test facilities.