GB/T 44040-2024 Measurement methods for noise emitted by heavy-duty vehicles in multiple driving mode conditions

GB/T 3730.1-2001 Motor vehicles and trailers—Types—Terms and definitions GB/T 3730.1-2022 Terms and definitions of motor vehicles,trailers and combination vehicle—Part 1:Types GB/T 3730.2-1996 Road vehicle—Masses—Vocabulary and codes GB/T 3785.1-2010 Electroacoustics—Sound level meters—Part 1:Specifications GB/T 3785.1-2023 Electroacoustics—Sound level meters—Part 1:Specifications GB/T 12534-1990 Motor vehicles—General rules of road test method GB/T 15089-2001 Classification of power-driven vehicles and trailers GB/T 15173-1994 Sound calibrators GB/T 15173-2010 Electroacoustics—Sound calibrators GB/T 19596-2004 Terminology of electric vehicles GB/T 19596-2017 Terminology of electric vehicles GB/T 22157-2008 Acoustics—Specification of test tracks for the purpose of measuring noise emitted by road vehicles GB/T 22157-2018 Acoustics—Specification of test tracks for measuring noise emitted by road vehicles and their tyres GB/T 38146.2-2019 China automotive test cycle—Part 2:Heavy-duty commercial vehicles GB/T 15173-2026 Electroacoustics—Sound calibrators