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| Standard Insuued on: 1986-09 |
GB/T 6881-1986 Acoustics--Determination of sound power levels of noise sources--Precision methods and engineering methods for reverberation rooms
声学 噪声源声功率级的测定混响室精密法和工程法
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1986-09-13 | |
| Implemented Date: | 2002-12-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 6881.3-2002 Acoustics--Determination of sound power levels of noise sources-using sound pressure--Engineering methods for small,movable sources in reverberant field--Part 2:Methods for special re 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 GB/T 6881.1-2002 Acoustics--Determination of sound power levels of noise sources using sound pressure--Precision methods for reverberation rooms |
Superseded Date: | 2002-12-1 |
GB/T 6900.11-1986
GB/T 6900.7-1986
GB 6747-1986
GB/T 6900.8-1986
GB/T 6900.5-1986
GB/T 6900.4-1986
GB/T 6900.6-1986
GB/T 6900.2-1986
GB/T 6900.9-1986
GB/T 6900.3-1986
GB/T 6900.10-1986
GB/T 6881-1986
FZ/T 80005-1999
GB 6878-1986
QJ 1043-1986
GB/T 6905.1-1986
GB/T 6900.1-1986
GB/T 6911.1-1986
GB/T 6891-1986
GB/T 6909.2-1986
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