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| International Standard Category: Acoustic measurements and noise abatement in general |
GB/T 6881.2-2002 Acoustics--Determination of sound power levels of noise sources--Enginerring methods for small,movable sources in reverberant field--Part 1:Comparison method for hard-walled test room
声学 声压法测定噪声源声功率级混响场中小型可移动声源工程法 第1部分：硬壁测试室比较法;
| Category No.: | 17.140.01 | Valid Status: | superseded |
| Issued Organization: | AQSIQ | Issued Date: | 2002-3-27 |
| Implemented Date: | 2002-12-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 6881.2-2017 Acoustics-Determination of sound power levels and sound energy levels of noise sources using sound pressure-Engineering methods for small movable sources in reverberant fields-Comparison method for a hard-walled test room |
Superseded Date: | 2018-5-1 |
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