GB/T 4959-1995 厅堂扩声特性测量方法
本标准规定了装有扩声设备的厅堂声学特性测量方法。 本标准适用于装有扩声设备的各类厅堂及其他场所的声学特性测量。 本标准不排斥能得到同等精度的其他测量方法
Methods of measurement for the characteristics of sound reinforcement in auditoria
GB/T 4959-2011 厅堂扩声特性测量方法
本标准规定了装有扩声系统的厅堂声学特性测量方法。 本标准适用于装有扩声系统的各类厅堂(如剧院、多功能厅、会议厅、体育馆等及其他类似场所）的声学特性测量。体育场的声学特性测量也可参照
Methods of measurement for the characteristics of sound reinforcement in auditoria
GYJ 25-1986 厅堂扩声系统声学特性指标
Indices of acoustic characteristics for sound reinforcement system in halls and rooms
WH/T 18-2003 演出场所扩声系统的声学特性指标
Acoustic performance indicators of sound reinforcement system in theatrical performance venues
ISO 17497-2:2012 声学.表面的声音扩散特性.第1部分:自动声场中定向扩散系数的测定
Acoustics - Sound-scattering properties of surfaces - Part 2: Measurement of the directional diffusion coefficient in a free field
BS ISO 17497-2:2012 声学.表面的声音扩散特性.自由场中定向射扩散系数的测量
Acoustics. Sound-scattering properties of surfaces. Measurement of the directional diffusion coefficient in a free field
BS ISO 17497-1:2004 声学.表面的声音扩散特性.混响室中规入射扩散系数的测量
This part of ISO 17497 specifies a method of measuring the random-incidence scattering coefficient of surfaces as caused by surface roughness
Acoustics - Sound scattering properties of surfaces - Measurement of the random-incidence scattering coefficient in a reverberation room
WH 0301-1993 歌舞厅扩声系统的声学特性指标与测量方法
Acoustical characteristics and measurement methods for the sound reinforcement system in ballroom
ISO 17497-1:2004 声学.表面的声音扩散特性.第1部分:混响室中规入射扩散系数的测量
GB／T 21228的本部分规定了由表面粗糙度引起的表面规入射声散射系数的测量方法。应在混 响室中以足尺模型或实物缩尺模型进行测量。测量结果可用来描述有多少来自表面的声反射偏离了镜 面反射。其结果还可用于与室内声学和噪声控制有关的对比和设计计算。 本方法不适
Acoustics - Sound-scattering properties of surfaces - Part 1: Measurement of the random-incidence scattering coefficient in a reverberation room
STAS 12628-1988 电影技术摄影．单声道扩声测试．质谱技术特性
Prezentul standard stabile?te principalele caracteristici telinice care se au ?n vedere la schimbul interna?ional de filme test pentru sunet
Cinematography PHOTOGRAPHIC - MONOPHONIC SOUND TESTTTT.MS Technical carachteristics
BS EN 16272-2-2012 轨道交通.轨道. 对空气传声起作用的隔声板和相关设备. 测定声学性能的试验方法. 内在特性. 扩散声场条件下实验室中的空气隔声
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Test method for determining the acoustic performance. Intrinsic characteristics. Airborne sound insulation in the laboratory under diffuse sound field co
DIN EN 16272-2-2013 轨道交通. 轨道. 对空气传声起作用的隔声板和相关设备. 测定声学性能的试验方法. 第2部分:内在特性. 扩散声场条件下实验室中的空气隔声; 德文版本EN 16272-2-2012
This European Standard specifies the laboratory method for measuring the airborne sound insulation of noise barriers. It covers the assessment
Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics - Airborne sound insulation in the laboratory under diffuse s
ETSI I-ETS 300 302-2-1995 综合业务数字网(ISDN).可视电话电信业务.第2部分:3.1 kHz带宽的扩音和免提终端的电声特性
Integrated Services Digital Network (ISDN); Videotelephony Teleservice; Part 2: Electroacoustic Characteristics for 3,1 kHz Bandwidth Loudspeaking and Handsfree Terminals
DIN ISO 13472-1:2004 声学.现场路面吸声特性的测量.第1部分:扩展表面法
This International Standard describes a test method for measuring, in situ, the sound absorption coefficient of road surfaces as a function
Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 1: Extended surface method (ISO 13472-1:2002)
GOST R ISO 17497-2:2014 声学. 表面声散射特性. 第2部分. 自由场中定向扩散系数的测量
Acoustics. Sound-scattering properties of surfaces. Part 2. Measurement of the directional diffusion coefficient in a free field
GB/T 4959-1995 厅堂扩声特性测量方法
本标准规定了装有扩声设备的厅堂声学特性测量方法。 本标准适用于装有扩声设备的各类厅堂及其他场所的声学特性测量。 本标准不排斥能得到同等精度的其他测量方法
Methods of measurement for the characteristics of sound reinforcement in auditoria
GB/T 4959-2011 厅堂扩声特性测量方法
本标准规定了装有扩声系统的厅堂声学特性测量方法。 本标准适用于装有扩声系统的各类厅堂(如剧院、多功能厅、会议厅、体育馆等及其他类似场所）的声学特性测量。体育场的声学特性测量也可参照
Methods of measurement for the characteristics of sound reinforcement in auditoria
GYJ 25-1986 厅堂扩声系统声学特性指标
Indices of acoustic characteristics for sound reinforcement system in halls and rooms
WH/T 18-2003 演出场所扩声系统的声学特性指标
Acoustic performance indicators of sound reinforcement system in theatrical performance venues
ISO 17497-2:2012 声学.表面的声音扩散特性.第1部分:自动声场中定向扩散系数的测定
Acoustics - Sound-scattering properties of surfaces - Part 2: Measurement of the directional diffusion coefficient in a free field
BS ISO 17497-2:2012 声学.表面的声音扩散特性.自由场中定向射扩散系数的测量
Acoustics. Sound-scattering properties of surfaces. Measurement of the directional diffusion coefficient in a free field
BS ISO 17497-1:2004 声学.表面的声音扩散特性.混响室中规入射扩散系数的测量
This part of ISO 17497 specifies a method of measuring the random-incidence scattering coefficient of surfaces as caused by surface roughness
Acoustics - Sound scattering properties of surfaces - Measurement of the random-incidence scattering coefficient in a reverberation room
WH 0301-1993 歌舞厅扩声系统的声学特性指标与测量方法
Acoustical characteristics and measurement methods for the sound reinforcement system in ballroom
ISO 17497-1:2004 声学.表面的声音扩散特性.第1部分:混响室中规入射扩散系数的测量
GB／T 21228的本部分规定了由表面粗糙度引起的表面规入射声散射系数的测量方法。应在混 响室中以足尺模型或实物缩尺模型进行测量。测量结果可用来描述有多少来自表面的声反射偏离了镜 面反射。其结果还可用于与室内声学和噪声控制有关的对比和设计计算。 本方法不适
Acoustics - Sound-scattering properties of surfaces - Part 1: Measurement of the random-incidence scattering coefficient in a reverberation room
STAS 12628-1988 电影技术摄影．单声道扩声测试．质谱技术特性
Prezentul standard stabile?te principalele caracteristici telinice care se au ?n vedere la schimbul interna?ional de filme test pentru sunet
Cinematography PHOTOGRAPHIC - MONOPHONIC SOUND TESTTTT.MS Technical carachteristics
BS EN 16272-2-2012 轨道交通.轨道. 对空气传声起作用的隔声板和相关设备. 测定声学性能的试验方法. 内在特性. 扩散声场条件下实验室中的空气隔声
Railway applications. Track. Noise barriers and related devices acting on airborne sound propagation. Test method for determining the acoustic performance. Intrinsic characteristics. Airborne sound insulation in the laboratory under diffuse sound field co
DIN EN 16272-2-2013 轨道交通. 轨道. 对空气传声起作用的隔声板和相关设备. 测定声学性能的试验方法. 第2部分:内在特性. 扩散声场条件下实验室中的空气隔声; 德文版本EN 16272-2-2012
This European Standard specifies the laboratory method for measuring the airborne sound insulation of noise barriers. It covers the assessment
Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics - Airborne sound insulation in the laboratory under diffuse s
ETSI I-ETS 300 302-2-1995 综合业务数字网(ISDN).可视电话电信业务.第2部分:3.1 kHz带宽的扩音和免提终端的电声特性
Integrated Services Digital Network (ISDN); Videotelephony Teleservice; Part 2: Electroacoustic Characteristics for 3,1 kHz Bandwidth Loudspeaking and Handsfree Terminals
DIN ISO 13472-1:2004 声学.现场路面吸声特性的测量.第1部分:扩展表面法
This International Standard describes a test method for measuring, in situ, the sound absorption coefficient of road surfaces as a function
Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 1: Extended surface method (ISO 13472-1:2002)
GOST R ISO 17497-2:2014 声学. 表面声散射特性. 第2部分. 自由场中定向扩散系数的测量
Acoustics. Sound-scattering properties of surfaces. Part 2. Measurement of the directional diffusion coefficient in a free field
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