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【英文标准名称】:Acoustics-Laboratorymeasurementproceduresforductedsilencersandair-terminalunits-Insertionloss,flownoiseandtotalpressureloss.
【原文标准名称】:声学.管道消音器和空气终端装置的实验室测量程序.插入损失、流动噪声和总压力损失
【标准号】:NFS31-127-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-11-01
【实施或试行日期】:2009-11-07
【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】:吸收;声学测量;声试验;声学;通气道;空气流动;衰减常数;电缆;校正;运河;检验设备;等级;粘土;修正;阻尼(波);定义;管道;发动机消音器;设备;外部噪声;风扇;流动;图形符号;操作;介入损耗;实验室;实验室试验;实验试验;扬声器;测量;测量电路;测量管道;测量环境;测量设备;测量仪器;测量对象;测量技术;扩音器布置;传声器;矿棉;噪声;噪声抑制;噪声(环境的);噪声测量;性能试验;精密度;压力降;反射;混响室;消声器;声学检验;声音;吸声;声场;声强;声级;声级表;声压;声压级;声源;结构噪声;符号;试验炉;试验结果;试验;试验准备工作;透射率;通风道工程;通风设备;墙
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustics;Airducts;Airflow;Attenuationconstant;Cables;Calibration;Canals;Checkingequipment;Classes;Clay;Corrrections;Damping;Definitions;Ducts;Enginesilencers;Equipment;Externalnoise;Fans;Flow;Graphicsymbols;Handling;Insertionloss;Laboratories;Laboratorytesting;Laboratorytests;Loudspeakers;Measurement;Measurementcircuits;Measuringducts;Measuringenvironment;Measuringequipment;Measuringinstruments;Measuringobjects;Measuringtechniques;Microphonearrangement;Microphones;Mineralwool;Noise;Noiseabatement;Noise(environmental);Noisemeasurements;Performancetests;Precision;Pressuredrops;Reflection;Reverberationrooms;Silencers;Sonictesting;Sound;Soundabsorption;Soundfields;Soundintensity;Soundlevels;Soundmeters;Soundpressure;Soundpressurelevel;Soundsources;Structure-bornenoise;Symbols;Testfurnaces;Testresults;Testing;Testingset-ups;Transmittances;Ventilationductwork;Ventilationequipment;Walls
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:91_120_20
【页数】:60P;A4
【正文语种】:其他