GB/T 21229-2007 English Version, 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 (English Version)

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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 (English Version)
Standard No.:	GB/T 21229-2007	Status:	valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	10000 words	Translation Price(USD):	280.0 remind me the price change Email:
Implemented on:	2008-5-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 21229-2007
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
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
Chinese Classification:	A59 Acoustic Measurement
Professional Classification:	GB National Standard
ICS Classification:	17.140.01 17.140.01 Acoustic measurements and noise abatement in general 17.140.01
Source Content Issued by:	AQSIQ; SAC
Issued on:	2007-11-14
Implemented on:	2008-5-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	10000 words
Translation Price(USD):	280.0
Delivery:	via email in 1~3 business day

Standard

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 (English Version)
Standard No.	GB/T 21229-2007
Status	valid
Language	English
File Format	PDF
Word Count	10000 words
Price(USD)	280.0
Implemented on	2008-5-1
Delivery	via email in 1~3 business day

Detail of GB/T 21229-2007

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ICS Classification

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Introduction of GB/T 21229-2007

本标准旨在建立按GB/T14367规定进行声学测试通用准则，适用于ISO3258所规定的空气配给与空气扩散系统所采用的风道末端装置、末端单、风道闸门和阀噪声的声功率级测定。

Contents of GB/T 21229-2007

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