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【英文标准名称】:Shuntpowercapacitorsoftheself-healingtypefora.c.systemshavingaratedvoltageuptoandincluding1000V.Ageingtest,self-healingtestanddestructiontest
【原文标准名称】:对于额定电压高达1000V(含1000V)的交流系统带有自动恢复功能的并联电力电容器的老化试验、自动恢复功能试验和破坏性试验
【标准号】:BSEN60831-2-1994
【标准状态】:作废
【国别】:英国
【发布日期】:1994-03-15
【实施或试行日期】:
【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】:电力电容器;自恢复功能;破坏试验;电气元件;试验条件;人工老化试验;老化试验;电气试验;电路;电容器;试验设备
【英文主题词】:electricaltesting;ageingtests;powercapacitors;capacitors;electricalcomponents;circuits;destructivetesting;testequipment;testingconditions;self-healing;artificialageingtests
【摘要】:
【中国标准分类号】:L13
【国际标准分类号】:31_060
【页数】:20P;A4
【正文语种】:英语


【英文标准名称】:Informationtechnology-PortableOperatingSystemInterface(POSIX?)systemadministration-Part2:Softwareadministration
【原文标准名称】:信息技术.可移植操作系统接口(POSIX)系统管理.第2部分:软件管理
【标准号】:ISO/IEC15068-2-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-03
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:程序设计语言;数据处理;定义;管理;应用软件;可移植的操作系统接口;计算机软件;操作系统;接口(数据处理);信息处理
【英文主题词】:
【摘要】:ThispartofISO/IEC15068definesasoftwarepackaginglayoutandutilitiesthatoperateonthatpackaginglayoutaswellassoftwareinstalledfromthatpackaginglayout.ThescopeofthispartofISO/IEC15068isadministrationofsoftwareacrossdistributedsystems.Thisadministrationincludes,butisnotlimitedto,packagingofsoftwarefordistribution,distributionofsoftwaretosystems,instal-lationandconfigurationofsoftwareonsystems,andremovalofsoftwarefromsys-tems.ThispartofISO/IEC15068ismotivatedbymanyfactors,includingadesirebysys-temadministratorsandsoftwaresupplierstohaveacommonwayofinstallingandremovingsoftware.Tomeettheneedsofthesegroups,thispartofISO/IEC15068consistsofseveralcomponents,listedbelow.ThereadersofthispartofISO/IEC15068includesystemadministrators,suppliersofsoftwarethatimple-mentthispartofISO/IEC15068,andsuppliersofsoftwarethatuseimplementa-tionsofthispartofISO/IEC15068.Readersineachofthesecategoriesmayfindtheirattentiondrawntodifferentsections.Thekeycomponentsarelistedbelow.SoftwarestructuresThispartofISO/IEC15068definesahierarchicalsetofstructuresusedtodefinesoftware.Informationiskeptaboutthesoftwarebasedonthesestructuredefinitions.Thestructuredefinitionsapplybothtoinstalledsoftwareandtosoftwarepreparedforinstallationbutnotyetinstalled.SoftwarepackaginglayoutThispartofISO/IEC15068definestheorganizationofsoftwareonadistributionmedium,theinformationheldaboutthatsoftware,andthewayinwhichsuchinformationisrepresented.Thisenablesbothportabilityofsoftwaredistributionsacrosssystemsofdifferentarchi-tecture,andtheuseofdifferentmediatodistributesoftware(includ-ingbothfilesystemandserialimageforms).InformationkeptaboutsoftwareThispartofISO/IEC15068definestheinformationthatisheldaboutsoftware,bothinstalledsoftwareanddistributions.Thisprovidesaconsistentviewofsoftware,evenwhenthatsoftwareisprovidedfromvarioussources.ThewayinwhichtheinformationisheldisundefinedwithinthispartofISO/IEC15068.UtilitiestoadministersoftwareThispartofISO/IEC15068definesautilitytoconvertsoftwareintothepackaginglayout,knownasadistribution.ThispartofISO/IEC15068alsocontainsutilitiestoexaminetheinformationinadistribu-tion,copysoftwarefromonedistributiontoanother,installsoftwarefromadistribution,removesoftwarefromadistribution,andverifytheintegrityofadistribution.Therearealsoutilitiesforconfiguringinstalledsoftware,verifyingtheintegrityofinstalledsoftware,exa-miningandmodifyingtheinformationheldaboutinstalledsoftware,andforremovinginstalledsoftwarefromasystem.Thisprovidesadministratorswithaconsistentmethodofdealingwithsoftwareacrossallconformingsystems.DistributedsoftwareadministrationThispartofISO/IEC15068definestheconcepts,andtheutilitysyn-taxandbehaviors,formanagingsoftwareinadistributedenviron-ment.Thisincludestheconceptofdifferentsoftwareadministrationroles(developer,packager,manager,source,target,andclient).Differentutilitiesinvolvedifferentroles,anddifferentrolesmaybedistributedacrossmultiplesystemswithinasinglecommandexecu-tion.ThispartofISO/IEC15068isbasedupontheknowledgeof,anddocumentationfor,existingprogramsthatassumeaninterfaceandarchitecturesimilartothatdescribedbyPOSIX.l{2}andPOSIX.2{3}.AnyquestionsregardingthedefinitionoftermsorthesemanticsofanunderlyingconceptshouldbereferredtoPOSIX.l{2}andPOSIX.2{3}.ThispartofISO/IEC15068doesnotrequiretheuseofanyspecificprogramminglanguageand,inparticular,doesnotrequiretheuseoftheClanguage.ThispartofISO/IEC15068isbasedupontheknowledgeof,anddocumentationf
【中国标准分类号】:L74
【国际标准分类号】:35_060;35_080
【页数】:267P;A4
【正文语种】:英语