《GBT19889.6-2005-声学建筑和建筑构件隔声测量第6部分：楼板撞击声隔声的实验室测量》.pdf

《《GBT19889.6-2005-声学建筑和建筑构件隔声测量第6部分：楼板撞击声隔声的实验室测量》.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、ICS91.120.30A59召黔中华人民共和国国家标准GB/T19889.6-2005/ISO140-6:1998声学建筑和建筑构件隔声测量第6部分:楼板撞击声隔声的实验室测量Acoustics-Measurementofsoundinsulationinbuildingsandofbuildingelements-Part6:Laboratorymeasurementsofimpactsoundinsulationoffloors(ISO140-6:1998,IDT)2005-09-09发布2006-04-01实施中华人民共和国国家

2、质量监督检验检疫总局发布中国国家标准化管理委员会GB/T19889.6-2005/ISO140-6:1998目次前言················································································································⋯⋯m1范围·······························································································

3、···············，·⋯12规范性引用文件········，·······················································································⋯⋯13术语和定义·····，············································································，，··················⋯⋯14测量设备························，，···

4、··········，·······························································⋯⋯25测试安排···········································································，，···························⋯⋯25.1测试室···，·····························································，··········

5、··························⋯⋯25.2试件········································································································⋯⋯36测试程序和计算，，·····························································································⋯⋯36.1声场的产生················

6、···················································································⋯⋯36.2撞击声压级的测量········，·······，·····，··································································⋯⋯36.3测量的频率范围········································································

7、··········，，·········⋯⋯46.4混响时间测量和吸声量计算··················································，········，········，·········⋯⋯46.5背景噪声修正···············，·······，·······，·····，··························································⋯⋯47精密度·····，·································

8、············································，，·······················⋯⋯58结果表述··························