您的位置: 标准下载 » 国际标准 » EN 欧洲标准 »

EN 60318-3-1998 电声学.人的头和耳的模拟器.第3部分:用于听力测定的超听力耳机校正用声耦合器(IEC60318-3-1999)

时间:2024-05-17 07:53:57 来源: 标准资料网 作者:标准资料网 阅读:8253
下载地址: 点击此处下载
【英文标准名称】:Electroacoustics-Simulatorsofhumanheadandear-Part3:Acousticcouplerforthecalibrationofsupra-auralearphonesusedinaudiometry(IEC60318-3:1998);GermanversionEN60318-3:1998
【原文标准名称】:电声学.人的头和耳的模拟器.第3部分:用于听力测定的超听力耳机校正用声耦合器(IEC60318-3-1999)
【标准号】:EN60318-3-1998
【标准状态】:现行
【国别】:
【发布日期】:1999-09
【实施或试行日期】:1999-09-01
【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】:振动工程;声学;助听器;电声学;参考级;声压级;头戴送受话器;听力测定;耦合器;尺寸;失支听觉;定义;频率;声耦合器;耳机;校正;电气工程;声强;听力计;纯普听力图
【英文主题词】:Acousticcouplers;Acoustics;Audiometers;Audiometry;Calibration;Couplers;Definition;Definitions;Dimensions;Earphones;Electricalengineering;Electroacoustics;Frequencies;Headphones;Hearingaids;Lossofhearing;Pressureforce;Pure-toneaudiometers;Referencelevels;Simulators;Soundintensity;Soundpressurelevel;Vibrationengineering
【摘要】:
【中国标准分类号】:L31
【国际标准分类号】:13_140
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforWaterPenetrationofExteriorWindows,Skylights,Doors,andCurtainWallsbyCyclicStaticAirPressureDifference
【原文标准名称】:用循环静态气压差法测定外窗、天窗、护墙及门渗水度的标准试验方法
【标准号】:ASTME547-2000(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E06.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:curtainwalls;doors;skylights;waterpenetration;windows;Airpressuretesting--buildingconstructions/materials;Curtainwalls;Cyclicstaticairpressuretests;Doors/doorassemblies;Exteriordoors;Exteriorwindows;Fire-resistantmaterials/testing
【摘要】:Thistestmethodisastandardprocedurefordeterminingtheresistancetowaterpenetrationundercyclicstaticairpressuredifferences.Theair-pressuredifferencesactingacrossabuildingenvelopevarygreatly.Thesefactorsshouldbefullyconsideredpriortospecifyingthetestpressuredifferencetobeused.Note18212;Inapplyingtheresultsoftestsbythistestmethod,notethattheperformanceofawalloritscomponents,orboth,maybeafunctionofproperinstallationandadjustment.Inservice,theperformancewillalsodependontherigidityofsupportingconstructionandontheresistanceofcomponentstodeteriorationbyvariouscauses,vibration,thermalexpansionandcontraction,etc.Itisdifficulttosimulatetheidenticalcomplexwettingconditionsthatcanbeencounteredinservice,withlargewind-blownwaterdrops,increasingwaterdropimpactpressureswithincreasingwindvelocity,andlateralorupwardmovingairandwater.Somedesignsaremoresensitivethanotherstothisupwardmovingwater.Note28212;Thistestmethoddoesnotidentifyunobservableliquidwaterwhichmaypenetrateintothetestspecimen.1.1Thistestmethodcoversthedeterminationoftheresistanceofexteriorwindows,curtainwalls,skylights,anddoorstowaterpenetrationwhenwaterisappliedtotheoutdoorfaceandexposededgessimultaneouslywithacyclicstaticairpressureattheoutdoorfacehigherthanthepressureattheindoorface.1.2Thistestmethodisapplicabletoanycurtain-wallareaortowindows,skylights,ordoorsalone.1.3Thistestmethodaddresseswaterpenetrationthroughamanufacturedassembly.Waterthatpenetratestheassembly,butdoesnotresultinafailureasdefinedherein,mayhaveadverseeffectsontheperformanceofcontainedmaterialssuchassealantsandinsulatingorlaminatedglass.Thistestmethoddoesnotaddresstheseissues.1.4Theproperuseofthistestmethodrequiresaknowledgeoftheprinciplesofpressuremeasurement.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see7.1.
【中国标准分类号】:P32
【国际标准分类号】:91_060_50
【页数】:5P.;A4
【正文语种】:英语


基本信息
标准名称:入出境船舶卫生检疫查验规程
替代情况:替代SN/T 1192-2003
发布部门:国家质量监督检验检疫总局
发布日期:2011-05-31
实施日期:2011-12-01
首发日期:
作废日期:
出版社:中国标准出版社
出版日期:2011-12-01
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 农业 林业 农 林机械与设备 农机具 农业 农业机械 工具和设备 灌溉和排放设备