Acoustics - Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a reverberation room

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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 Email:
Language:	English	File Format:	PDF
Word Count:		Price(USD):	please email coc@codeofchina.com for quotation remind me the price change Email:
Implemented on:	2008-05-01	Delivery:	via email in 1-3 business day
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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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