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Road Traffic Noise Reducing Devices - Test Method For Determining The Acoustic Performance - Part 1: Intrinsic Characteristics Of Sound Absorption Under Diffuse Sound Field Conditions
出版:Polish Committee for Standardization

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基本信息
標(biāo)準(zhǔn)編號(hào): PN EN 1793-1:2017
標(biāo)準(zhǔn)類別:Standard
出版單位:Polish Committee for Standardization
標(biāo)準(zhǔn)頁(yè)數(shù):28
標(biāo)準(zhǔn)簡(jiǎn)介
2017 [15/05/2017]2013 [23/05/2013]2001 [30/04/2001]
等同采用的國(guó)際標(biāo)準(zhǔn)
EN 1793-1:2017 - Identical