GB/T 17729-2009
AbolishedHygienic standard for the air quality inside long distance coach
长途客车内空气质量要求
Application Summary AI generated
This standard specifies the permissible limits for pollutants such as carbon dioxide, carbon monoxide, and volatile organic compounds in the passenger compartment of long-distance coaches. It is applied during vehicle design, manufacturing, and type approval testing to ensure passenger health and comfort on journeys exceeding typical urban transit durations. The standard is enforced by Chinese regulatory bodies for all new long-distance bus models and in-service compliance 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.