【英文标准名称】:Acoustics-Laboratorymeasurementproceduresforductedsilencersandair-terminalunits-Insertionloss,flownoiseandtotalpressureloss(ISO7235:2003);GermanversionENISO7235:2009
【原文标准名称】:声学.管道消音器和空气界面装置的实验室测量规程.插入损失、流动噪声和总压损失(ISO7235-2003).德文版本ENISO7235-2009
【标准号】:ENISO7235-2009
【标准状态】:现行
【国别】:
【发布日期】:2010-01
【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】:吸收;声学测量;声学试验;声学;通气道;空气流动;衰减常数;电缆;校准;运河;检验设备;等级;人体;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;实验室测试;实验室试验;扬声器;测量;测量电路;测量用管道;测量环境;测量设备;测量仪器;测量对象;测量技术;扩音器排列;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;噪声值;声级表;声压;声压级;声源;结构噪声;符号;试验炉;试验结果;测试;测试准备工作;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;Soundlevel;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】:
【国际标准分类号】:17_140_99
【页数】:59P.;A4
【正文语种】:英语