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EN ISO 3745-2009 声学,噪声源声功率级的测定.消声室和半声室精密测定(ISO3745:2003),德文版本ENISO3745:2009

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【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesourcesusingsoundpressure-Precisionmethodsforanechoicandhemi-anechoicrooms(ISO3745:2003);EnglishversionofDINENISO3745:2009-11
【原文标准名称】:声学,噪声源声功率级的测定.消声室和半声室精密测定(ISO3745:2003),德文版本ENISO3745:2009
【标准号】:ENISO3745-2009
【标准状态】:现行
【国别】:
【发布日期】:2009-11
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acousticmeasurement;Acoustics;Closedtestrooms;Definitions;Envelopingsurfacemethods;Laboratorytesting;Laboratorytests;Mathematicalcalculations;Measurement;Measuringtechniques;Noise(environmental);Noisemeasurements;Noisesources;Reflection;Reverberationrooms;Soundenergy;Soundintensity;Soundlevel;Soundlevels;Soundpower;Soundpressure;Soundpressurelevel;Soundsources
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:17_140_01
【页数】:54P.;A4
【正文语种】:英语


Product Code:SAE AMS5082
Title:Steel Tubing, Seamless, 0.31 - 0.38C (SAE 1035), Stress Relieved
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers a carbon steel in the form of seamless tubing.Product Code:SAE AMS3265
Title:Sealing Compound, Polysulfide (T) Rubber, Fuel Resistant, Non-Chromated Corrosion Inhibiting, For Intermittent Use to 360 掳F (182 掳C)
Issuing Committee:Ams G9 Aerospace Sealing Committee
Scope:This specification covers polysulfide (T) rubber sealing compounds containing only non-chromated corrosion inhibitors, supplied as a two component system which cures at room temperature.