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ASTM A 550-2006 铌铁合金的标准规范

作者:标准资料网 时间:2024-05-18 15:05:04  浏览:8296   来源:标准资料网
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【英文标准名称】:StandardSpecificationforFerrocolumbium
【原文标准名称】:铌铁合金的标准规范
【标准号】:ASTMA550-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:钶;铁合金;铁;铌
【英文主题词】:Columbium;Ferro-alloys;Iron;Niobium
【摘要】:
【中国标准分类号】:H42
【国际标准分类号】:77_100
【页数】:2P;A4
【正文语种】:英语


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【英文标准名称】:ULStandardforSafetyPracticalApplicationGuidelinesfortheThirdEditionoftheStandardforSafetyforInformationTechnologyEquipment,UL1950SecondEdition
【原文标准名称】:信息技术设备的安全标准的第三版本的实施导则(UL1950)
【标准号】:ULPAG1950-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:电驱动装置;办公室设备;防火安全;指导手册;伤害危险;电信;信息技术;计算机;危险防护;安全;电气安全
【英文主题词】:computers;firesafety;electrically-operateddevices;safety;informationtechnology;officeequipment;electricalsafety;protectionagainstdanger;guidebooks;hazardtoinjuries;telecommunication
【摘要】:1Scope1.1ThesepracticalapplicationguidelinesareintendedtoprovideasouroeofreferenceforunderstandingandapplyingtherequirementsoftheThirdEditionoftheStandardforSafetyforInformationTechnologyEquipment.UL1950.1.2TheseguidelinesarenotintendedtotaketheplaceoftherequirementsinthecorrespondingULStandardandarenotintendedtoestablishadditionalrequirements.1.3Theseguidelinesdonotcontainanyconstructionorperformancerequirementsforinformationtechnologyequipment.InformationtechnologyequipmentisinvestigatedinaccordancewiththeStandardforSafetyforInformationTechnologyEquipment,UL1950.1.4ThisprintedversionofthePracticalApplicationGuidelinesisderivedfrOmanelectronicPracticalApplicationsOn-LineSystem(PAGOS).ItisintendedthatthePAGOSwillbeupdatedfrequentlyandtherefore,onlytheon—lineve~ionofthePracticalApplicationGuidelinesareconsideredmostcurrent.Theon—lineversionofthePracticalApplicationGuidelinesmaybefoundathttp:llwww.u1.com/pag.2ApplicationGuidelines2.1Eachapplicationguidelineisnumberedasfollowsa)Thedesignationtotheleftofthecolonindicatestherelatedsub—clauseofthethirdeditionOfUL1950andb)Thedesignationtotherightofthecolonindicatesthenumber(001,002,etc.)ofthespecificguidelinerelatedtothatsub·clause.Forexample.anapplicationguidelineidentifiedas15.6:001isthefirstguidelineforsub—clause1.5.62.2Thefollowingtableprovidesasummaryoftheapplicationguidelinescontainedinthesepracticaapplicationguidelines.CopyrlghIUnderwritersLaboratoriesInoProvidedbyIHSunderlicensewithULNoreproductionornetworkingpermittedwithoutlicensefromIHS
【中国标准分类号】:L04
【国际标准分类号】:35_260;35_020
【页数】:243P.;A4
【正文语种】:英语


【英文标准名称】:Ergonomicrequirementsforofficeworkwithvisualdisplayterminals(VDTs)-Part15:Commanddialogues
【原文标准名称】:办公用视觉显示终端(VDTs)的人类工效学要求第15部分:命令对话
【标准号】:ISO9241-15-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-12
【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/TC159
【标准类型】:()
【标准水平】:()
【中文主题词】:直观显示单元;办公地点;直观显示装置;对话设计;目视显示工作站;规范(验收);使用物表面;使用表面;文章处理;显示器;指示装置;办公机器;人类工效学;定义;定义;操作说明书;数据处理
【英文主题词】:Acknowledgement;Aid;Bodies;Commands;Computerapplications;Computerterminals;Computers;Dataprocessing;Dataprocessingequipment;Defects;Definitions;Dialogue;Dialoguedesign;Display;Displaydevices;Displaydevices(computers);Edition;Ergonomics;Erroranalysis;Errordetection;Errormessage;Guidemechanisms;Indicatingdevices;Informationprocessing;Input;Interfaces(dataprocessing);Languages;Officeequipment;Officemachines;Officework;Officeworkingplaces;Offices(interiorspaces);On-linesystems;Operatinginstructions;Performancetesting;Programminginstructions;Representations;Software;Specification(approval);Structure;Terminals;Textprocessings;Userinformation;Userinterface;Users;Visualdisplayunits;Visualdisplayworkstations
【摘要】:ThispartofISO9241providesrecommendationsforcommanddialoguesusedtoaccomplishtypicalofficetasksusingvisualdisplayterminals(VDTs).Commanddialoguesaresequencesofinstructionsprovidedbytheusertothesystemwhich,whenprocessed,resultinassociatedsystemactions.Usersinput(fromrecall,ratherthanselectingfromamenu)completeorabbreviatedcommandphrases(e.g.mnemonics,letters,functionkeys,hotkeysintheorderrequiredbythecommandlanguagesyntaxandthecomputerperformstheactivitiesinitiatedbythecommand(s)andtheirassociatedparameters.Interfacedesigndependsuponthetask,theuser,theenvironment,andtheavailabletechnology.Consequently,ISO9241-15cannotbeappliedwithoutaknowledgeofthedesignandusecontextoftheinterfaceanditisnotintendedtobeusedasaprescriptivesetofrulestobeappliedintheirentirety.Rather,itassumesthatthedesignerhasproperinformationavailableconcerningtaskanduserrequirementsandunderstandstheuseofavailabletechnology(thismayrequireconsultationwithaqualifiedergonomicsprofessionalaswellasempiricaltestingwithrealusers).ISO9241-15appliestotheuseofcommanddialogues,eitherinconjunctionwithotherdialogues(e.g.menus,directmanipulation)orastheprimarydialoguetechnique(e.g.inthecaseof"dumbterminals"orwherehighspeedisrequiredinaparticularapplication).Inaddition,thispartofISO9241providesrecommendationsforthose"key"commands(i.e.functionkeysandhotkeys)whichrepresentcommandswithinacommanddialogue.Ifthecommandfunctionsareevidentfromthenatureoftheirrepresentation(e.g.pictorialicons)andinvokingthesefunctionsdoesnotrequirememoryonthepartoftheuser,thiswouldnotbeconsideredacommanddialogueaccordingtoISO9241-15.Commandscanbeaccessedthroughotherdialoguetechniques(e.g.menuoptions,forms,directmanipulation).However,thesemethodsdonotrequirerecallonthepartoftheuserandwillbeexcludedfromthispartofthestandardandwillbedealtwithinotherparts.ItalsoshouldbenotedthatISO9241-15doesnotprovideguidancefordialogueswhichuse"natural"language.
【中国标准分类号】:A25
【国际标准分类号】:13_180;35_080;35_240_20
【页数】:29P.;A4
【正文语种】:英语



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