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GB/T 3767
GB/T 3767, Total:2 items.
In the international standard classification, GB/T 3767 involves: Acoustics and acoustic measurements.
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, GB/T 3767
- GB/T 3767-2016 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for an essentially free field over a reflecting plane
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, GB/T 3767
- GB/T 3767-1996 Acoustics--Determination of sound power levels of noise sources using sound pressure--Engineering method in an essentially free field over a reflecting plane