GB/T 24474.2-2020 Measurement of ride quality—Part 2:Escalators and moving walks

GB/T 24474.1-2020 Measurement of ride quality—Part 1:Lifts (elevators)

GB/T 2298-1991 Mechanical vibration and shock—Terminology GB/T 2298-2010 Mechanical vibration,shock and condition monitoring—Vocabulary 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 3785.2-2010 Electroacoustics—Sound level meters—Part 2:Pattern evaluation tests GB/T 3785.2-2023 Electroacoustics—Sound level meters—Part 2:Pattern evaluation tests GB/T 17248.2-1999 Acoustics—Noise emitted by machinery and equipment—Measurement of emission sound pressure levels at a work station and at other specified positions—Engineering method in an essentially free field over a reflecting plane GB/T 17248.2-2018 Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections GB/T 17248.6-2007 Acoustics—Noise emitted by machinery and equipment—Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity GB/T 17561-1998 Instruments for the measurement of sound intensity—Measurement with pairs of pressure sensing microphones GB/T 23716-2009 Human response to vibration—Measuring instrumentation

ISO 18738-2:2012