发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本标准规定了用于屏蔽各种噪声源的户外声屏障插入损失的测量方法。它详细说明了户外声屏障插人损失现场测量的过程,包括传声器位置、声源条件及测量地点的声环境。 本标准供人们用来测量给定地点和气象条件下声屏蔽的插入损失。它不能比较安装在不同地点同样一个声屏障的插入损失值。但它可通过直接法
Acoustics-In-situ determination of insertion loss of outdoor noise barriers of all types
이 규격은 다양한 종류의 소음원을 차단하기 위하여 옥외 방음벽의 삽입 손실을 산출하기
Acoustics-In-situ determination of insertion loss ofoutdoor noise barriers of all types
This International Standard specifies methods for the determination of insertion loss of outdoor noise barriers intended to shield various kinds
Acoustics - In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
本标准规定了室内或室外可移动屏障现场声衰减性能的评价方法,本标准是插人损失测量的工程及方法,测量既可用实际声源,也可用人工声源进行。 根据本标准计算的可移动声屏障的声衰减性能,与下列因素有关: ——围绕屏障边缘的声绕射; ——屏障构件的声透射
Acoustics-Measurement of the in situ sound attenuation of a removable screen
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustic component of railway sound barrier
A method is provided for the prediction of the total attenuation of sound due to a sharp-edged barrier positioned between the source and the observer.
Estimation of noise shielding by barriers
A method is provided for the prediction of the total attenuation of sound due to a sharp-edged barrier positioned between the source and the observer.
Estimation of noise shielding by barriers
ESTIMATION OF NOISE SHIELDING BY BARRIERS
本标准规定了声屏障用橡胶件的要求,试验方法、检验规则及标志、包装运输与贮存。 本标准适用于铁路、公路、城市轨道交通、城市道路声屏障用橡胶垫橡胶条等橡胶件(以下简称橡胶件)。 2
Rubber articles for sound barriers
1.1 This Standard adopts insertion loss—the difference between acoustical levels before and after a noise-barrier installation—as the basis
METHODS FOR DETERMINING THE INSERTION LOSS OF OUTDOOR NOISE BARRIERS
现批准《声屏障结构技术标准》为国家标准,编号为GB/T51335-2018,自2019年4月1日起实施。 本标准在住房城乡建设部门户网站(www.mohurd.gov.cn)公开,并由住房城乡建设部标准定额研究所组织中国计划出版社出版发行
Technical standard for sound barrier structure
本标准规定了用于屏蔽各种噪声源的户外声屏障插入损失的测量方法。它详细说明了户外声屏障插人损失现场测量的过程,包括传声器位置、声源条件及测量地点的声环境。 本标准供人们用来测量给定地点和气象条件下声屏蔽的插入损失。它不能比较安装在不同地点同样一个声屏障的插入损失值。但它可通过直接法
Acoustics-In-situ determination of insertion loss of outdoor noise barriers of all types
이 규격은 다양한 종류의 소음원을 차단하기 위하여 옥외 방음벽의 삽입 손실을 산출하기
Acoustics-In-situ determination of insertion loss ofoutdoor noise barriers of all types
This International Standard specifies methods for the determination of insertion loss of outdoor noise barriers intended to shield various kinds
Acoustics - In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
本标准规定了室内或室外可移动屏障现场声衰减性能的评价方法,本标准是插人损失测量的工程及方法,测量既可用实际声源,也可用人工声源进行。 根据本标准计算的可移动声屏障的声衰减性能,与下列因素有关: ——围绕屏障边缘的声绕射; ——屏障构件的声透射
Acoustics-Measurement of the in situ sound attenuation of a removable screen
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
Acoustic component of railway sound barrier
A method is provided for the prediction of the total attenuation of sound due to a sharp-edged barrier positioned between the source and the observer.
Estimation of noise shielding by barriers
A method is provided for the prediction of the total attenuation of sound due to a sharp-edged barrier positioned between the source and the observer.
Estimation of noise shielding by barriers
ESTIMATION OF NOISE SHIELDING BY BARRIERS
本标准规定了声屏障用橡胶件的要求,试验方法、检验规则及标志、包装运输与贮存。 本标准适用于铁路、公路、城市轨道交通、城市道路声屏障用橡胶垫橡胶条等橡胶件(以下简称橡胶件)。 2
Rubber articles for sound barriers
1.1 This Standard adopts insertion loss—the difference between acoustical levels before and after a noise-barrier installation—as the basis
METHODS FOR DETERMINING THE INSERTION LOSS OF OUTDOOR NOISE BARRIERS
现批准《声屏障结构技术标准》为国家标准,编号为GB/T51335-2018,自2019年4月1日起实施。 本标准在住房城乡建设部门户网站(www.mohurd.gov.cn)公开,并由住房城乡建设部标准定额研究所组织中国计划出版社出版发行
Technical standard for sound barrier structure