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GB/T 21229-2007 Acoustics - Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a reverberation room
Standard No.: GB/T 21229-2007 Status: VALID remind me the status change
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Standard No.: GB/T 21229-2007
Chinese Name: 声学 风道末端装置、末端单、风道闸门和阀噪声声功率级的混响室测定
English Name: Acoustics - Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a reverberation room
Professional Classification: A59 Acoustic Measurement
Professional Classification: GB National Standard
ICS Classification: 17.140.01 Acoustic measurements and noise abatement in general
Issued by:
Issued on: 2007-11-14
Implemented on: 2008-05-01
Status: VALID
Language: English
File Format: PDF
Word Count:
Price(USD): please email coc@codeofchina.com for quotation
Delivery: via email in 1-3 business day
GB/T 21229-2007 The following standards are cited:
GB/T 21229-2007 Cited by the following standards:
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