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GB/T 17697-1999
GB/T 17697-1999 Acoustics—Determination of sound power radiated into a duct by fans—In-duct method
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/T 17697-1999 |
| CCS | Acoustic metrology |
| ICS | Building acoustics and sound insulation |
| Implement Date | 1999-09-01 |
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