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NF A11-001-1971 钛铁的化学分析.硅的重量测定法

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【英文标准名称】:Chemicalanalysisofferro-titanium.Gravimetricdeterminationofsilicon.
【原文标准名称】:钛铁的化学分析.硅的重量测定法
【标准号】:NFA11-001-1971
【标准状态】:现行
【国别】:法国
【发布日期】:1971-10-01
【实施或试行日期】:1971-09-28
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;铁合金;硅;钛铁;重量分析;二氧化硅;化学分析和试验;化学分析
【英文主题词】:
【摘要】:
【中国标准分类号】:H11
【国际标准分类号】:77_100
【页数】:3P.;A4
【正文语种】:其他


【英文标准名称】:Digitalcellulartelecommunicationssystem(phase2).Callforwarding(cf)supplementaryservice.Stage1(GSM02.82).
【原文标准名称】:蜂窝式数字电信系统(第2段).呼叫转移(cf)补充业务.第1阶段(GSM02.82)
【标准号】:NFZ83-515-1996
【标准状态】:现行
【国别】:法国
【发布日期】:1996-08-01
【实施或试行日期】:1996-08-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:通信系统;地面流动服务设施;公共的;呼叫;转移;呼叫传输;移动无线电通信系统;欧洲的;电信;电信;电信设备;通信网;无线通信业务;电气工程;数字的;无线电电话交往;专业服务
【英文主题词】:
【摘要】:
【中国标准分类号】:M21
【国际标准分类号】:33_070_50
【页数】:31P;A4
【正文语种】:其他


【英文标准名称】:Safetyoflaserproducts.Safetyofopticalfibrecommunicationsystems(OFCS)
【原文标准名称】:激光产品的安全性.光纤通信系统(OFCS)的安全性
【标准号】:BSEN60825-2-2004+A2-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2004-11-12
【实施或试行日期】:2004-11-12
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑规范;电缆;分类;通信系统;使用条件;控制系统;定义(术语);设计;电气工程;护目器;玻璃纤维电缆;危害等级;危害;信息技术;安装说明;激光工程;激光设备;激光器;发光二极管;维修;制造;作标记;测量;操作条件;操作说明书;光学纤维;光波导;感知;人员;位置;生产;辐射;辐射防护;安全性;安全措施;安全性要求;规范(验收);通信;电信;试验;使用规则;警告标志
【英文主题词】:Buildingspecifications;Cables;Classification;Communicationsystems;Conditionofuse;Controlsystems;Definitions;Design;Electricalengineering;Eyeprotectors;Glassfibrecables;Hazardclasses;Hazards;Informationtechnology;Instructionsofinstallation;Laserengineering;Laserequipment;Lasers;Light-emittingdiodes;Maintenance;Manufacturing;Marking;Measurement;Operatingconditions;Operationalinstructions;Opticalfibres;Opticalwaveguides;Perception;Personnel;Position;Production;Radiation;Radiationprotection;Safety;Safetymeasures;Safetyrequirements;Specification(approval);Telecommunication;Telecommunications;Testing;Usageregulations;Warningsigns
【摘要】:ThisPart2ofIEC60825providesrequirementsandspecificguidanceforthesafeoperationandmaintenanceofopticalfibrecommunicationsystems(OFCS).Inthesesystemsopticalpowermaybeaccessibleoutsidetheconfinementsoftransmittingequipmentoratgreatdistancefromtheopticalsource.ThisPart2requirestheassessmentofhazardlevelsataccessiblelocationsasareplacementforclassificationaccordingtoIEC60825-1.Itappliestothecompleteinstalledend-to-endOFCS,includingitscomponentsandsubassembliesthatgenerateoramplifyopticalradiation.IndividualcomponentsandsubassembliesthataresoldonlytoOEMvendorsforincorporationintoacompleteinstalledend-to-endOFCSneednotbeassessedtothisstandard,sincethefinalOFCSshoulditselfbeassessedaccordingtothisstandard.NOTE1Theabovestatementisnotintendedtopreventmanufacturersofsuchcomponentsandsubassembliesfromusingthisstandardiftheywishtodoso,orarerequiredtodosobycontract.Thisstandarddoesnotapplytoopticalfibresystemsprimarilydesignedtotransmitopticalpowerforapplicationssuchasmaterialprocessingormedicaltreatment.Inadditiontothehazardsresultingfromlaserradiation,OFCSmayalsogiverisetootherhazards,suchasfire.ThisstandarddoesnotaddresssafetyissuesassociatedwithexplosionorfirewithrespecttoOFCSdeployedinexplosiveatmospheres.ThroughoutthispartofIEC60825,areferenceto‘laser’istakentoincludelight-emittingdiodes(LEDs)andopticalamplifiers.NOTE2Theopticalhazardoflightemergingfromafibreisdeterminedbythewavelengthandpoweremergingfromthefibreandtheopticalcharacteristicsofthefibre.(SeeAnnexA.).TheobjectiveofthisPart2ofIEC60825isto:–protectpeoplefromopticalradiationresultingfromOFCS;–providerequirementsformanufacturers,installationorganizations,serviceorganizationsandoperatingorganizationsinordertoestablishproceduresandsupplyinformationsothatproperprecautionscanbeadopted;–ensureadequatewarningsareprovidedtoindividualsregardingthepotentialhazardsassociatedwithOFCSthroughtheuseofsigns,labelsandinstructions.AnnexAgivesamoredetailedrationaleforthispartofIEC60825.ThesafetyofanOFCSdependstoasignificantdegreeonthecharacteristicsoftheequipmentformingthatsystem.Dependingonthecharacteristicsoftheequipment,itmaybenecessarytomarksafetyrelevantinformationontheproductorincludeitwithintheinstructionsforuse.Whererequiredbythelevelofpotentialhazard,itplacestheresponsibilityforthesafedeploymentanduseofthesesystemsontheinstallerorend-user/operatingorganizationorboth.Thisstandardplacestheresponsibilityforadherencetosafetyinstructionsduringinstallationandserviceoperationsontheinstallationorganizationandserviceorganizationsasappropriate,andoperationandmaintenancefunctionsontheend-userorOperatingorganization.Itisrecognisedthattheuserofthisstandardmayfallintooneormoreoftheaforementionedcategoriesofmanufacturer,installationorganization,end-useroroperatingorganization.
【中国标准分类号】:L51
【国际标准分类号】:31_260;33_180_01
【页数】:60P.;A4
【正文语种】:英语