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Standard GB/T 4959-2026 31.3.2026 preview

GB/T 4959-2026

Methods of measurement for the characteristics of sound reinforcement in auditoria

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STANDARD published on 31.3.2026


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The information about the standard:

Designation standards: GB/T 4959-2026
Note: Execute Date: october 2026
Publication date standards: 31.3.2026
SKU: NS-1266930
Country: Chinese technical standard
Category: Technical standards GB

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