Standard No.:	GB/T 32523-2016
English Name:	Acoustics-Measurement of sound pressure reflection coefficient,sound pressure transmission coefficient and absorption coefficient for underwater acoustical material sample-Travelling wave tube method
Chinese Name:	声学 水声材料样品声压反射系数、声压透射系数和吸声系数的测量 行波管法
Professional Classification:	GB    National Standard
Source Content Issued by:	AQSIQ; SAC
Issued on:	2016-02-24
Implemented on:	2016-9-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	7500 words
Translation Price(USD):	220.0
Delivery:	via email in 1~3 business day

本标准规定了采用行波管法测量水声材料（或构件）样品声压反射系数、声压透射系数和吸声系数的装置、原理、条件和方法。
本标准适用于平面层状水声材料（或构件）样品（以下简称样品）在变温、变压条件下100 Hz～3 150 Hz频段的声压反射系数（或回声降低）、声压透射系数（或插入损失）和吸声系数的测量。