GB/T 18696.1-2004 English Version, GB/T 18696.1-2004 Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1:Method using standing wave ratio (English Version)

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GB/T 18696.1-2004 Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1:Method using standing wave ratio (English Version)
Standard No.:	GB/T 18696.1-2004	Status:	valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	7000 words	Translation Price(USD):	210.0 remind me the price change Email:
Implemented on:	2004-12-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 18696.1-2004
English Name:	Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1:Method using standing wave ratio
Chinese Name:	声学阻抗管中吸声系数和声阻抗的测量第1部分：驻波比法
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:	2004-5-13
Implemented on:	2004-12-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	7000 words
Translation Price(USD):	210.0
Delivery:	via email in 1~3 business day

GB/T 18696.1-2004 is referred in:

Standard

GB/T 18696.1-2004 Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1:Method using standing wave ratio (English Version)
Standard No.	GB/T 18696.1-2004
Status	valid
Language	English
File Format	PDF
Word Count	7000 words
Price(USD)	210.0
Implemented on	2004-12-1
Delivery	via email in 1~3 business day

Detail of GB/T 18696.1-2004

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Introduction of GB/T 18696.1-2004

GB/T18696的本部分规定了测定法向入射时吸声材料和结构的吸声系数、反射因数和表面声阻抗率或表面声导纳率的方法，这些数据是根据阻抗管中法向入射条件下入射正弦平面波和从试件反射回来的平面波叠加后产生的驻波图测定的。由于只需少量的吸声材料作试件，所以它对于吸声材料的参数研究和设计特别适合。

Contents of GB/T 18696.1-2004

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