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  4. Standard "GB/T 3449-2026"
Standard GB/T 3449-2026 27.2.2026 preview

GB/T 3449-2026

Acoustics—Noise measurement inside railbound vehicles

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STANDARD published on 27.2.2026


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The information about the standard:

Designation standards: GB/T 3449-2026
Note: Execute Date: september 2026
Publication date standards: 27.2.2026
SKU: NS-1264156
Country: Chinese technical standard
Category: Technical standards GB

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Acoustics and acoustic measurements

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