DD ENV 50166-2-1995 人受到电磁场的影响.高频(10KHz-300GHz)
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来源:标准资料网
【英文标准名称】:Humanexposuretoelectromagneticfields.Highfrequency(10kHzto300GHz)
【原文标准名称】:人受到电磁场的影响.高频(10KHz-300GHz)
【标准号】:DDENV50166-2-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-10-15
【实施或试行日期】:1995-10-15
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:场强(电);职业安全;数学计算;工作环境;磁场;电气安全;电磁辐射;电磁场;高频;电场;生理效应(对人体)
【英文主题词】:electromagneticfields;environment(working);electricfields;electromagneticradiation;fieldstrength(electric);highfrequencies;physiologicaleffects(humanbody);electricalsafety;occupationalsafety;magneticfields;mathematicalcalculations
【摘要】:
【中国标准分类号】:L06;K09
【国际标准分类号】:13_280
【页数】:52P;A4
【正文语种】:英语
【英文标准名称】:Postalservices-Mailitemprocessing-Opticalcharacteristicsforprocessingletters
【原文标准名称】:邮政服务.邮件处理.处理信件的光学特征
【标准号】:BSEN13619-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-11-28
【实施或试行日期】:2002-11-28
【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】:邮件处理机器;邮政;邮政;字符识别;光学字符识别;信函;文本处理;识别;定义;地址码
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiesopticalcharacteristicsforprocessinglettersandgivesguidelinesonthevaluesoftheseattributesthatwillassureahighlevelofaddressreadability.ItisaimedatfacilitatingrelationsbetweenPostalOperatorsandCustomersbyprovidinginformationthatmailerscanusetoensurethattheaddressestheyprintcanbeprocessedsuccessfullybypostalautomationsystems.Thestandardisintendedtosupport:??assessmentoftheprobablereadabilityofaprintedaddress,usinggivenaddressrecognitionequipment,withoutactuallysubmittingittotheequipment;??determinationofthechangesinaddressprintingcharacteristicsthatarerequiredtoachieveadesiredlevelofaddressreadabilityusinggivenaddressrecognitionequipment;??assessmentofthecomplexity,andthusthecost,oftheaddressrecognitionequipmentneededtoachieveadesiredlevelofreadabilityofaddresseswithgivenprintingcharacteristics.ThestandardappliestomailitemswhosesizeisuptoandincludingC51,butmayalsobeappliedtooversizeitems,commonlyreferredtoasC5+,andtoflats.Theaddressblockscoveredare:??thedeliveryaddressblock;??thesenderaddressblockifthisisprintedonthesamesideofthemailitemasthedeliveryaddressblock.Theguidelinesprovidedinthestandardapplytoaddressblocksastheyappearonfinishedmailitemswhensubmittedtopostaloperators,andnotjusttoaddressesandthesubstrateonwhichtheyareprinted.Usersofthestandardareresponsiblefordeterminingthephysicalparameterswhicharerequiredtoachievecomplianceaftertakingaccountofcharacteristicswhichresultfrommailitemfeatures,otherthanprinting,suchascovering,theuseoftransparentwindowenvelopesandtheuseofaddresslabels.Theguidelinesarebasedonphysicalattributesthattendtoinfluencethereadabilityofaddressesbyopticalcharacterrecognition(OCR)equipmentandbyvideo-coders.Totheextentthatthisispossible,attributeshavebeenselectedsoastobeeasilycontrollableandtobemeasurableusingsimple,low-cost,means.Theattributevaluesgivenarebasedoncommonnotionsoftypographyandoncolourreferencesystemsthatarelikelytobeknownbymailers.Thevaluesgivenshouldbeinterpretedasrecommendationsorguidelines,notasstrict,mandatory,all-or-nothingrules.OCRsystemsarecomplexandtheirbehaviouristhereforenoteasilymodelledbysimpleattributes.Asaresulttheambitionofthestandardislimitedbythedifficultyofdefiningsomeattributesinformalterms,eventhoughtheirinfluenceonaddressreadabilityhasbeenproven.Wherethisisthecase,thestandardusesexamples,listsofpreferredvalues,orliteraldescriptionstogivehintsonhowtomaximiseaddressreadability.Sinceallattributesdonotcontributeuniformlytothereadabilityofanaddress,thestandardidentifiestwolevelsofsalienceforeachattribute(highandnormal).Thesetwolevelsaredesignedtoaidinthedefinitionofreadabilityclassesbyusersofthestandard.Thisstandardconsidersaprintedaddressasbeingmadeupofaseriesoflinesofprintedinformation2.Guidelinesrelatedtosuchaddresslinesarerelevantforalllinesinanaddressblock.
【中国标准分类号】:M82
【国际标准分类号】:03_240
【页数】:26P;A4
【正文语种】:英语
基本信息
标准名称: | 进出口自行车及其零件检验规程 第2部分:避震器 |
英文名称: | Rules for the inspection of bicycle and parts of bicycle for import and export—Part 2:Suspension |
发布部门: | 国家质量监督检验检疫总局 |
发布日期: | 2010-11-01 |
实施日期: | 2011-05-01 |
首发日期: | |
作废日期: | |
起草单位: | 国家认证认可监督管理委员会 |
出版社: | 中国标准出版社 |
出版日期: | 2011-05-01 |
页数: | 12页 |
适用范围
SN/T0248的本部分规定了进出口自行车避震器安全检验的要求、检验方法、抽样、检验结果判定、检验后的处置和检验有效期。
本部分适用于进出口自行车避震器的安全要求检验。
前言
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引用标准
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所属分类: 医药 卫生 劳动保护 卫生 卫生检疫