GB/T 3449-2026
UpcomingAcoustics—Noise measurement inside railbound vehicles
声学 轨道车辆内部噪声测量
Application Summary AI generated
This standard specifies measurement methods and conditions for evaluating noise levels inside railbound vehicles, including trains, trams, and subways. It is applied by manufacturers and testing agencies to ensure interior noise meets regulatory limits and passenger comfort requirements during vehicle design, type testing, and routine inspections.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.