【英文标准名称】:Acoustics.Determinationofsoundpowerlevelsofnoisesourcesusingsoundprssure.Engineeringmethodinanessentiallyfreefieldoverareflectingplane.
【原文标准名称】:声学.使用声压法对噪声源声强级的测定.反射平面上基本无声波场的工程测试法
【标准号】:NFS31-025-1995
【标准状态】:作废
【国别】:法国
【发布日期】:1995-11-01
【实施或试行日期】:1995-12-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustics;Calibration;Clay;Definitions;Determination;Earprotectors;Envelopingsurfacemethods;Environment;Externalnoise;Fixings;Installations;Mathematicalcalculations;Measurement;Measurementduration;Measuringinstruments;Measuringsurfaces;Methods;Methodsofcalculation;Microphones;Noise;Noise(environmental);Noisemeasurements;Noisesources;Operation;Precision;Reflective;Rooms;Soundabsorption;Soundfields;Soundintensity;Soundlevel;Soundlevels;Soundpower;Soundpressure;Soundsources;Specification(approval);Standarddeviation;Testequipment;Testing;Testingconditions
【摘要】:
【中国标准分类号】:A59
【国际标准分类号】:17_140_01
【页数】:42P.;A4
【正文语种】:其他