Home / Standards / GB/T 19885-2005 GB/T 19885-2005 Active Acoustics-Determination of sound insulation performance of cabins-laborartory and in situ measurements 声学 隔声间的隔声性能测定 实验室和现场测量 Standard Type GBT ICS 17.140.01 CCS Z32 Status 现行 Issue Date 2005-09-09 Implementation 2006-04-01 Responsible Dept 中国科学院 Drafting Unit N/A