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| Chinese National Standard Category: Acoustic Measurement |
| English Title: | Acoustics—Measurement of insertion loss of ducted silencers without flow—Laboratory survey method |
| Chinese Title: | 声学 管道消声器无气流下插入损失测量 实验室简易法 |
| Standard No.: | GB/T 16405-2025 |
| Category No.: | A59 |
| Issued by: | SAMR; SAC |
| Issued on: | 2025-05-30 |
| Implemented on: | 2025-12-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 16405-1996 Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method |
| Word Count: | 9000 words |
| Similar Standards: |
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