Home / Standards / GB/T 16404.3-2006 GB/T 16404.3-2006 Active Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning 声学 声强法测定噪声源声功率级 第3部分：扫描测量精密法 Standard Type GBT ICS 17.140 CCS A59 Status 现行 Issue Date 2006-05-08 Implementation 2006-11-01 Responsible Dept 中国科学院 Drafting Unit 中国科学院