GB/T 20147.6-2026
色度学 第6部分:CIEDE2000色差公式
Colorimetry—Part 6: CIEDE2000 colour-difference formula
- 实施日期
- 2026-04-30
- ICS 分类
- 17.180.20
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 20147.6-2026
Colorimetry—Part 6: CIEDE2000 colour-difference formula
GB/T 20147.1-2026
Colorimetry—Part 1: CIE standard colorimetric observers
GB/Z 3222.3-2026
Acoustics—Description, measurement and assessment of environmental noise—Part 3: Objective method for the measurement of prominence of impulsive sounds and for adjustment of LAeq
GB/Z 41283.2-2026
Acoustics—Soundscape—Part 2: Data collection and reporting requirements
GB/Z 7584.5-2026
Acoustics—Hearing protectors—Part 5: Method for estimation of noise reduction using fitting by inexperienced test subjects
GB/Z 41283.3-2026
Acoustics—Soundscape—Part 3: Data analysis
GB/T 26332.4-2026
Optics and photonics—Optical coatings—Part 4: Test methods of abrasion,adhesion and resistance to water
GB/T 3449-2026
Acoustics—Noise measurement inside railbound vehicles
GB/T 15173-2026
Electroacoustics—Sound calibrators
GB/T 47243-2026
Optics and photonics—Optical components—Test method of geometric parameters for complex curved surface
GB/T 8415-2026
Method for assessing the quality of daylight simulators
GB/T 47121-2026
Optical gyroscope angle measuring instruments
GB/T 18258-2026
Damping materials—Testing method for damping properties
GB/T 1859.2-2026
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 2: Survey method
GB/T 1859.1-2026
Reciprocating internal combustion engines—Measurement of sound power level using sound pressure—Part 1: Engineering method
GB/T 25077.2-2026
Acoustics—Determination of airflow resistance—Part 2:Alternating airflow method
GB/T 20147.2-2026
Colorimetry—Part 2: CIE standard illuminants
GB/T 20151-2026
Photometry—The CIE system of physical photometry
GB 14249-2026
Safety requirements for electronic weighing instrument
GB/T 46899.1-2025
Electrical energy meters—Test equipment, techniques and procedures—Part 1: Stationary meter test units (MTUs)