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 China 'GB/T 34877.4-2024 ' standard english version:

　

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 34877.4-2024

Industrial fans-Determination of sound power level of fans under standard laboratory conditions-Part 4: Sound intensity method
工业风机-标准实验室条件下风机声功率级的测定-第4部分：声强法
Issued Date:2024.5.28 　 Implemented Date:2024.12.1
Issued by: 　 The Standardization Administration of the People's Republic of China
　

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GB Standard Code GB/T 34877.4-2024
Standard Category China National Standards
GB Standard English Title Industrial fans-Determination of sound power level of fans under standard laboratory conditions-Part 4: Sound intensity method{译}
GB Standard Chinese Title 工业风机-标准实验室条件下风机声功率级的测定-第4部分：声强法
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