【英文标准名称】:Acoustics-Hearingprotectors-Part2:EstimationofeffectiveA-weightedsoundpressurelevelswhenhearingprotectorsareworn(ISO4869-2:1994);GermanversionENISO4869-2:1995
【原文标准名称】:声学.听力保护器.第2部分:当听力保护器磨损时有效A-重声压级的评估(ISO4869-2:1994);德文版本ENISO4869-2:1995
【标准号】:DINENISO4869-2-1995
【标准状态】:现行
【国别】:德国
【发布日期】:1995-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:声压;规格试验;试验;阻尼(波);护耳器;声学;声压级;计算方法;评定;声学检验;声学试验;防护服装
【英文主题词】:Acoustictesting;Acoustics;Assessment;Damping;Definition;Definitions;Earprotectors;Mathematicalcalculations;Methodsofcalculation;Noisecontrol;Protectiveclothing;Ratingtests;Sonictesting;Soundattenuation;Soundpressure;Soundpressurelevel;Testing
【摘要】:Thedocumentdescribesthreemethods(theoctave-band,HMLandSNRmethods)ofestimatingtheA-weightedsoundpressurelevelseffectivewhenhearingprotectorsareworn.Themethodsareapplicabletoeitherthesoundpressurelevelortheequivalentcontinuoussoundpressurelevelofthenoise.Althoughprimarilyintendedforsteadynoiseexposures,themethodsarealsoapplicabletonoisescontainingimpulsivecomponents.Thesemethodsarenotsuitableforusewithpeaksoundpressurelevelmeasurements.
【中国标准分类号】:C73
【国际标准分类号】:13_340_20
【页数】:11P.;A4
【正文语种】:德语


【英文标准名称】:Informationtechnology-Telecommunicationsandinformationexchangebetweensystems-ServicesforComputerSupportedTelecommunicationsApplications(CSTA)PhaseIII
【原文标准名称】:信息技术.系统间远程通信和信息交换.计算机支持远程通信应用(CSTA)阶段Ⅲ的服务
【标准号】:ISO/IEC18051-2007
【标准状态】:作废
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC6
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机支持远程通信;数据处理;数据传输;信息交换;信息技术;网络互连;远程通信
【英文主题词】:Computersupportedtelecommunicationsapplications;CSTA;Dataprocessing;Datatransmission;Informationinterchange;Informationtechnology;Networkinterconnection;Telecommunications
【摘要】:ThisInternationalStandardspecifiestheServicesandEventReportsforComputer-SupportedTelecommunicationsApplications,PhaseIII(CSTA).ThisInternationalStandardisfocusedonprovidingapplicationserviceinterfacestoaSwitchingFunction,ComputingFunctionandaSpecialResourceFunction.ACSTAapplicationinterfaceisdisassociatedfromthevarioususer-networkinterfacesandnetwork-networkinterfacesCSTAapplicationsmayserve,observeormanipulate.BecauseCSTAoperateswithexistingtelecommunicationsinterfacesindirectly,itoperatesgenerically,sothatdifferencesamongvariousexistinginterfacesarehiddenfromCSTAapplications.Supportofuser-to-networkinterfacesisoutsidethescopeofCSTA.Althoughmostterminalequipment(TE)issuitableforusewithCSTA,therewillbeinstancesofTEthatwillnotbesuitableincertaincircumstances.Examplesare:?FAXterminalsandmodemsthatareunabletoadjusttheirtransmissionmodestopreventcarrierconflictwhenbothpartiesarealertedviaCSTAduringcallestablishment;?functionalterminalsthatperformtelecommunicationfunctionsoutsidethecontroloftheSwitchingFunction.ServicesdefinedinthisInternationalStandardallowfunctionalintegrationbetweenacomputingnetworkandatelecommunicationsnetwork.Computingplatforms(i.e.,ApplicationProgrammingInterfaces-APIs)thatsupportsuchfunctionally-integratedapplicationsareoutsidethescopeofthisInternationalStandard.Communicationbetweenthecomputingandswitching(i.e.,telecommunications)networksmaytakeplaceviainterveningnetworksrangingfromsimplepoint-to-pointconnectionstolocal-orwide-areatelecommunicationsnetworks.ThisInternationalStandardispartofasuiteofCSTAStandardsandTechnicalReportsthatprovideacomprehensivedescriptionofthearchitecturalandpracticalissuesinvolvedinapplying,implementing,andutilizingCSTA-basedcomputertelephonyintegration(CTI)applications.
【中国标准分类号】:L79
【国际标准分类号】:35_100_30
【页数】:706P.;A4
【正文语种】:英语