GBT 19889.1-2005 声学 建筑和建筑构件隔声测量（全集）

GBT 19889.1-2005 声学 建筑和建筑构件隔声测量（全集）ICS91.120.30A59荡黔中华人民共和国国家标准GB/T19889.1-2005/ISO140-1:1997声学建筑和建筑构件隔声测量第1部分:侧向传声受抑制的实验室测试设施要求Acoustics-Measurementofsoundinsulationinbuildingsandofbuildingelements-Part1;Requirementsforlaboratorytestfacilitieswithsuppressedflankingtransmission(ISO140-1:1997，IDT)2005-09-09发布2006-04-01实施中华人民共和国国家质量监督检验检疫总局中国国家标准化管理委员会发布GB/:19889.1-2005/ISO140-1:1997目次前言·················································，·······························································⋯⋯工1范围············································································，································⋯⋯12规范性引用文件·.13扩散场条件下空气声隔声测量的实验室测试设施··········，·······13.1房间···········································································································⋯⋯13.2试件安装洞口。。。·····，·。，，······。。··，，·····，····，·。······，·······】··········，······‘·，，，，24楼板和楼板覆面层撞击声隔声的实验室测试设施·····················，···········，··········...34.1接收室············。·，·············，········，··············