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BS EN 12618-3-2004 煤气表.换算装置.体积换算

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【英文标准名称】:Productsandsystemsfortheprotectionandrepairofconcretestructures-Testmethods-Part3:Determinationoftheadhesionofinjectionproducts,withorwithoutthermalcycling-Slantshearmethod
【原文标准名称】:煤气表.换算装置.体积换算
【标准号】:BSEN12618-3-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-08
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Concretes;Structures;Repair;Adhesion;Adhesiontests;Shearstress;Compressiontesting;Thermal-cyclingtests;Constructionmaterials;Damageprevention;Adhesivestrength;Mouldedmaterials;Injectionmoulding
【摘要】:ThisdocumentdescribesthemethodfordeterminingtheslantshearbondstrengthofallinjectionproductsintendedtorestoretheintegrityofcrackedconcreteandcoveredbyprEN1504-5.Thetestmaybeperformeduponcracksinjectedinthedry,damp,wetorwithwaterflowingthroughthem.Itshouldalwaysbecarriedoutaftertheappropriateperiodofcuringunderthestandardconditionsoftestdetailedbelow,butmayadditionallybeperformeduponafurthersetofspecimensafteraperiodofartificialageingbythermalcycling.Whilstthetestingoftherepairedcrackisnormallybyshorttermstaticload,itmayalsobeperformedasacreeptestbylongtermstaticload,orasadynamictestbytheapplicationofacyclicload.
【中国标准分类号】:Q82
【国际标准分类号】:91_080_40
【页数】:16P.;A4
【正文语种】:英语


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【英文标准名称】:Informationtechnology-Systemandsoftwareintegritylevels
【原文标准名称】:信息技术系统和软件完整性级别
【标准号】:ISO/IEC15026-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-11
【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
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机;定义;信息技术;操作系统;数据处理;计算机软件
【英文主题词】:Computersoftware;Computers;Dataprocessing;Definitions;Informationtechnology;Operatingsystems
【摘要】:ThisInternationalStandardintroducestheconceptsofsoftwareintegritylevelsandsoftwareintegrityrequirements.Itdefinestheconceptsassociatedwithintegritylevels,definestheprocessesfordeterminingintegritylevelsandsoftwareintegrityrequirements,andplacesrequirementsoneachprocess.ThisInternationalStandarddoesnotprescribeaspecificsetofintegritylevelsorsoftwareintegrityrequirements.Thesemustbeestablishedeitheronaprojectbyprojectbasis,orforaspecificsectorand/orcountry.ThisInternationalStandardisapplicabletosoftwareonly.Thesystemintegritylevelandtheintegritylevelsofthenon-softwarecomponentsareonlyrequiredinthisInternationalStandardtodeterminetheintegritylevelsofthesoftwarecomponents.ThisInternationalStandardisintendedforusebydevelopers,users,procurers,andassessorsofsoftwareproductsorsystemscontainingsoftwarefortheadministrativeandtechnicalsupportofthoseproductsandsystems.Asoftwareintegrityleveldenotesarangeofvaluesofasoftwarepropertynecessarytomaintainsystemriskswithintolerablelimits.Forsoftwarethatperformsamitigatingfunction,thepropertyisthereliabilitywithwhichthesoftwaremustperformthemitigatingfunction.Forsoftwarewhosefailurecanleadtoasystemthreat,thepropertyisthelimitonthefrequencyorprobabilityofthatfailure.Softwareintegrityrequirementsarerequirementsthatmustbemetbythesoftwareengineeringprocessusedtodevelopthesoftware,requirementsthatmustbemetbythesoftwareengineeringproducts,and/orrequirementsthatmustbetrueofthesoftware'sperformanceovertimeinordertoprovideadegreeofconfidenceinthesoftwarethatiscommensuratewiththesoftware'sintegritylevel.ThisInternationalStandarddoesnotprescribethewayinwhichintegrityleveldeterminationisintegratedwiththeoverallsystemengineeringlifecycleprocesses.
【中国标准分类号】:L74
【国际标准分类号】:35_080
【页数】:12P;A4
【正文语种】:英语


基本信息
标准名称:镨钕氧化物富集物
中标分类: 化工 >> 无机化工原料 >> 氧化物、单质
ICS分类:
替代情况:替代YB/T 4049-1991;被XB/T 206-2007代替
发布日期:
实施日期:1995-01-01
首发日期:
作废日期:2008-01-01
出版日期:
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所属分类: 化工 无机化工原料 氧化物 单质