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EN 60268-5-2003 声系统设备.第5部分:扬声器

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【英文标准名称】:Soundsystemequipment-Part5:Loudspeakers(IEC60268-5:2003);GermanversionEN60268-5:2003
【原文标准名称】:声系统设备.第5部分:扬声器
【标准号】:EN60268-5-2003
【标准状态】:现行
【国别】:
【发布日期】:2003-12
【实施或试行日期】:2003-12-01
【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】:音频放大器;调节器;调节器;电功率;放大器;声压级;声级;输入电压;扬声器;电学测量;自由场;消声室;信号;频率曲线;声学;挡板;声强;波幅;电声学;频率;非线性;娱乐电子学;测量扩音器;电阻器;干扰噪音;噪音场;装置;功率输出;特性;安装;测量精度;电声器件;测量技术;电气工程;作标记;电压;输入功率;电子仪器;物理性能;阻抗;阻抗;分类;描述;连接;声压;测试信号;测量仪器;测量;畸变系数;额定值;试验;精密度;性能;规范(验收);信号失真;干扰域;标准障板
【英文主题词】:Acoustics;Acoustoelectricdevices;Actuator;Amplifiers;Amplitude;Audioamplifiers;Baffles;Classification;Connections;Descriptions;Distortionfactors;Electricpower(wattage);Electricalengineering;Electricalimpedance;Electricalmeasurement;Electroacoustics;Electronicinstruments;Entertainmentelectronics;Freefields;Free-fieldrooms;Frequencies;Frequencycurve;Impedance;Inputpower;Inputvoltage;Installations;Interferencefields;Interferingnoise;Loudspeakers;Marking;Measurement;Measurementmicrophones;Measuringaccuracy;Measuringinstruments;Measuringtechniques;Mounting;Noisefields;Non-linearity;Performance;Physicalproperties;Poweroutput;Precision;Properties;Ratings;Regulator;Resistors;Signaldistortion;Signals;Soundintensity;Soundlevels;Soundpressure;Soundpressurelevel;Specification(approval);Standardbaffles;Testsignals;Testing;Voltage
【摘要】:
【中国标准分类号】:L31;M72
【国际标准分类号】:33_160_50
【页数】:53P.;A4
【正文语种】:英语


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【英文标准名称】:Informationtechnology-Personalidentification-ISO-compliantdrivinglicence-Part1:Physicalcharacteristicsandbasicdataset
【原文标准名称】:信息技术.个人识别.符合ISO的驾驶执照.第1部分:物理特性和基本数据集
【标准号】:ISO/IEC18013-1-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-08
【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/SC17
【标准类型】:()
【标准水平】:()
【中文主题词】:信息技术;交替使用性;信息处理;合格;描述;布置;数据交换;信息交换;物理性能;数据处理;设计;卡片;版权保护;伪造;安全;规范(验收);特性;尺寸;数据结构;定义;数据元;代码;认可;识别;磁性卡片;机读的;数据介质;识别卡;ID卡;材料的物理性质;数据记录;运输安全;数据存储;磁记录;道路运输;代码表示;验收;驾驶执照
【英文主题词】:Acceptance;Approval;Cards;Codedrepresentation;Codes;Conformity;Copyprotection;Dataelements;Dataexchange;Datamedia;Dataprocessing;Datarecording;Datastorage;Datastructures;Definition;Definitions;Descriptions;Design;Dimensions;Drivinglicences;Forgery;IDcards;Identification;Identitycards;Informationinterchange;Informationprocessing;Informationtechnology;Interoperability;Layout;Machinereadable;Magneticcards;Magneticrecording;Physicalproperties;Physicalpropertiesofmaterials;Properties;Roadtransport;Safety;Specification(approval);Transportationsafety
【摘要】:ThispartofISO/IEC18013establishesguidelinesforthedesignformatanddatacontentofanISOcompliantdrivinglicence(IDL)inregardtobothvisualhuman-readablefeaturesandISOmachine-readabletechnologies.ItcreatesacommonbasisforinternationaluseandmutualrecognitionoftheIDLwithoutimpedingindividualnational/community/regionalmotorvehicleauthoritiesintakingcareoftheirspecificneeds.ThedesignapproachoftheIDLISOID-1sizecardandaccompanyingbookletwithsleeveinsertpocketisintendedtoreplacetheinternationaldrivingpermit(IDP)paperdocument(seeannexG).Thebasisofdocumentdesignpremisesincludes?aminimumcommonmandatorydataelementset;?acommonlayoutforeaseofrecognition;?minimumsecurityrequirements.Atthediscretionofnational/community/regionalmotorvehicleauthorities,it?allowsforinclusionofsupplementaryoptionaldataelementstomeettheneedsofspecificnational/community/regionalrequirementsapartfromtheminimumcommonmandatorydataelementset;?allowsfortheincorporationofISO/IECJTC1/SC17machine-readabletechnologiesincludingmagneticstripe,integratedcircuitwithcontacts,contactlessintegratedcircuitandopticalmemorytechnology,andISO/IECJTC1/SC311-dimensional/2-dimensionalbarcodes,attheoptionofnational/community/regionalauthorities;?allowsfortheincorporationofcurrentandfuturetechnologies(includingbiometrics,cryptography,datacompression)attheoptionofnational/community/regionalauthorities;?allowsforadditionaldocumentphysicalsecurityelementsattheoptionofnational/community/regionalauthorities,andfacilitatesinternationalprocurements.Amajorbenefitofthesedesignpremisesisthatasinglecardmayserveadualpurposeofbothanational/community/regionallicenceaswellasaninternationallyrecognizedlicence.Therefore,onecard,insomecases,canreplacetheneedfortwodocuments.Alternatively,thosecountriesthatchoosetomaintaintheirindividualdomesticdesigncanissueasecondcardwithorwithoutISOmachine-readabletechnologiestoreplacethecurrentIDPpaperdocument.ThisnewIDLdesignyieldsadocumentthat?ismoresecurefromcounterfeitingandalterationthanthepreviousIDPdocument;?allowsauthoritiestoverifytheauthenticityofthedocument;?integratesthepersonaldataintoasecureID-1sizemedium;?allowsamorereliableidentificationofthelicenceholder;?allowsformachine-readabletechnologies;?facilitatesinformationexchangeandmutualrecognitionamongmotorvehicleauthorities;?allowsthedomesticdrivinglicence(DDL)thatmeetsthisStandardtoservesimultaneouslyasanISOcompliantdrivinglicence(IDL).
【中国标准分类号】:L70
【国际标准分类号】:35_240_15
【页数】:75P;A4
【正文语种】:英语


【英文标准名称】:Surfaceactiveagents-Gaschromatographictracedeterminationoffreeethyleneoxideinethoxylates
【原文标准名称】:表面活性剂.乙氧基化物质中自由环氧乙烷的气相色谱痕量法测定
【标准号】:BSEN13320-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-03-28
【实施或试行日期】:2002-03-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;乙氧基化物;化学分析和试验;试验;洗涤剂;表面活性剂;气相色谱法;痕量元素分析;环氧乙烷
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiesatestmethodforthedeterminationofthecontentoffreeethyleneoxideintherangefrom1mg/kgto100mg/kginpolyglycols,ethoxylatesofalcoholsandalkylphenolsandinfattyacidpolyglycolesters.
【中国标准分类号】:G72
【国际标准分类号】:71_100_40
【页数】:16P;A4
【正文语种】:英语