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GB/T 19889.2-2005
Acoustics-Measurement of sound insulation in buildings and of building elements-Part2:Determination,verification and application of precision data
GB/T 19889.1-2005
Acoustics-Measurement of sound insulation in buildings and of building elements-Part 1:Requirements for laboratory test facilities with suppressed flanking transmission
GB/T 19888.1-2005
Acoustics-Stationary audible warning devices used outdoors-Part 1:Field measurements for determination of sound emission quantities
GB/T 19887-2005
Acoustics-Measurement of the in situ sound attenuation of a removable screen
GB/T 19886-2005
Acoustics-Guidelines for noise control by enclosures and cabins
GB/T 19885-2005
Acoustics-Determination of sound insulation performance of cabins-laborartory and in situ measurements
GB/T 19884-2005
Acoustics-In-situ determination of insertion loss of outdoor noise barriers of all types
GB/T 17249.2-2005
Acoustics-Guidelines for the design of low-noise workplaces-Part 2:Noise control measures
GB/T 17213.9-2005
Industrial-process control valves Part 2-3:Flow capacity-Test procedures
GB/T 17213.6-2005
Industrial-process control valves Part 6-1:Mounting details for attachment of Positioners to control valves-Positioner mounting on linear actuators
GB/T 17213.2-2005
Industrial-process control valves Part 2-1:Flow capacity Sizing equations for fluid flow under Installed conditions
GB/T 17213.15-2005
Industrial-process control valves Part 8-3:Noise considerations-Control valve aerodynamic noise prediction method
GB/T 17213.14-2005
Industrial-process control valves Part 8-2:Noise considerations-Laboratory of noise generated by hydrodynamic flow through control valves
GB/T 17213.13-2005
Industrial-process control valves Part 6-2:Mounting details for attachment of Positioners to control valves-Positioner mounting on rotary actuators
GB/T 6148-2005
Test method for temperature-resistance coefficient of precision resistance alloys
GB/T 6147-2005
Test method for thermoelectric power of precision resistance alloys
GB/T 19890-2005
Acoustics-High intensity focused ultrasound(HIFU)measurements of acoustic power and field characteristics
GB/T 18784.2-2005
Assurance method of CAD/CAM data quality
GB/T 19903.1-2005
Industrial automation systems and integration-Physical device control-Data model for computerized numerical controllers-Part 1:Overview and fundamental principles
GB/T 19902.2-2005
Industrial automation systems and integration-Manufacturing software capability profiling for interoperability-Part 2:Profiling methodology
