Home / Standards / GB/T 12060.5-2011 GB/T 12060.5-2011 Active Sound system equipment - Part 5: Methods of measurement for main characteristics of loudspeakers 声系统设备 第5部分：扬声器主要性能测试方法 Standard Type GBT ICS 33.160.50 CCS M70 Status 现行 Issue Date 2011-10-31 Implementation 2012-02-01 Responsible Dept 工业和信息化部（电子） Drafting Unit N/A