GB/T 18696.2-2002 English Version, GB/T 18696.2-2002 Acoustics - Determinatio of sound absorption coefficient and impedance in impedance tubes - Part 2: Transfer function method (English Version)

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GB/T 18696.2-2002 Acoustics - Determinatio of sound absorption coefficient and impedance in impedance tubes - Part 2: Transfer function method (English Version)
Standard No.:	GB/T 18696.2-2002	Status:	valid remind me the status change Email:
Language:	English	File Format:	PDF
Word Count:	10000 words	Price(USD):	300.0 remind me the price change Email:
Implemented on:	2002-12-1	Delivery:	via email in 1~3 business day

Standard No.:	GB/T 18696.2-2002
English Name:	Acoustics - Determinatio of sound absorption coefficient and impedance in impedance tubes - Part 2: Transfer function method
Chinese Name:	声学阻抗管中吸声系数和声阻抗的测量第2部分：传递函数法
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
Issued by:	AQSIQ
Issued on:	2002-3-26
Implemented on:	2002-12-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	10000 words
Price(USD):	300.0
Delivery:	via email in 1~3 business day

GB/T 18696.2-2002 is referred in:

* GB/T 25998-2010 Mineral wool decorating and acoustic ceilings
* GB/T 25998-2010 Mineral wool decorating and acoustic ceilings
*GB/T 19686-2015 Rock wool thermal insulation products for building applications

Standard

GB/T 18696.2-2002 Acoustics - Determinatio of sound absorption coefficient and impedance in impedance tubes - Part 2: Transfer function method (English Version)
Standard No.	GB/T 18696.2-2002
Status	valid
Language	English
File Format	PDF
Word Count	10000 words
Price(USD)	300.0
Implemented on	2002-12-1
Delivery	via email in 1~3 business day

Detail of GB/T 18696.2-2002

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Introduction of GB/T 18696.2-2002

传递函数法测定法向入射条件下吸声材料的吸声系数，涉及阻抗管的使用、两个传声器的位置和数字频率分析系统。本方法也能用来测定吸声材料的表面声阻抗率或表面声导纳率。由于吸声材料的声阻抗率与它的物理特性（诸如流阻、孔隙率、弹性模量和密度）有关，所经本标准规定的测量方法在有关的基础研究和产品开发方面也有用处。

Contents of GB/T 18696.2-2002

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