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Chinese National Standard List: Physics and Mechanics

Title Standard No. Implemented On
QJ A 1293-1998 Parameter Symbols of Aerodynamics QJ A 1293-1998
Instrumented nanoindentation test-Indentation hardness and modulus of thin filmGB/T 25898-2010E
Calibration specifications for speedmeter of photoelectrc screen targetGA/T 1727-20202020-8-1
Optical Measurement Methods on Flow Field in Microgravity Fluid Physics - Part 1: Shadowgraph and SchlierenGB/T 30113.1-20132014-7-15
Tribology terminologyGB/T 17754-20122013-10-1
Instrumented nanoindentation test—Indentation hardness and modulus of thin filmGB/T 25898-20102011-5-1
General rules of instrumented nanoindentation testGB/T 22458-20082009-5-1
Acoustics - Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1 MHz to 10 MHzGB/T 18022-20002000-1-2
Acoustics-Reference zero for the calibration of audiometric equipment-Part 7：Reference threshold of hearing under free-field and diffuse-field listening conditionsGB/T 4854.7-19991999-9-1
Acoustics-Reference zero for the calibration of audiometric equipment-Part 4：Reference levels for narrow-band masking noiseGB/T 4854.4-19991999-9-1
Acoustics--Audiometric test methods--Part 3：Speech audiometryGB/T 17696-19991999-9-1
Acoustics--Reference zero for the calibration of audiometric equipment--Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphonesGB/T 4854.1-19991999-9-1
Parameter Symbol of Aerodynamics QJ 1293A-19981998-8-1
Acoustical terminologyGB/T 3947-19961997-3-1
Abrasion test method for loose abrasive grains Rubber wheel methodJB/T 7705-19951996-1-1
Acoustics--Free-field calibration method of underwater sound transducersGB/T 3223-19941995-8-1
Acoustics－Speech articulation testing methodGB/T 15508-19951995-1-2
Terminology for Target and Transmission Characteristics - Opticator QJ 2632-19941994-10-25
Aerodynamics Terms - Test Part QJ 2431.2-19931994-10-1
Acoustics. Noise labelling of machinery and equipmentGB/T 14574-19931994-4-1
for specifying damping properties of materialsGB/T 14465-19931994-3-1
Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Part 4: Methods for stated values for batches of machinesGB/T 14573.4-19931994-3-1
methods for determining and verifying stated noise emission values of machinery and equipment. Part 3: Simple (transition) method for determining and verifying labelled vaGB/T 14573.3-19931994-3-1
Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Part 2: Methods for stated values for individual machinesGB/T 14573.2-19931994-3-1
Statistical methods for determining and verifying stated noise emission values of machinery and equipment. Part 1: General considerations and definitionsGB/T 14573.1-19931994-3-1
Terms relating to surface analysisGB/T 13592-19921993-3-1
Acoustics-Audible emergency evacuation signalGB/T 12800-19911992-1-1
Danger signals for work places－Auditory danger signalsGB 1251.1-19891989-10-1
Acoustics; Threshold of hearing by air conduction as a function of age and sex for otologically normal personsGB/T 7582-19871987-11-1
Measurement of the longitudinal wave velocity and attenuation for underwater acoustical materials; Pulse-tube methodGB 5266-19851986-4-1
Measurement of underwater noiseGB/T 5265-19851986-4-1
Normal equal-loudness contours for pure tones under free field listening conditionsGB 4963-19851985-10-1
Acoustical terminologyGB 3947-19831984-10-1
Determination of sound power levels of noise sources--Engineering method and quasi-engineering methodGB 3767-19831984-5-1
Determination of sound power levels of noise sources--Survey methodGB 3768-19831984-5-1
Acoustical levels and reference quantitiesGB/T 3238-19821983-7-1
Expression of physical and subjective magnitudes of sound and noise in airGB 3239-19821983-7-1
Octave and third-octave band filters used for the analysis of sound and vibrationGB 3241-19821983-7-1
Preferred frequencies for the acoustical measurementGB 3240-19821983-7-1
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