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BS EN 1991-4-2006 欧洲法规1.建筑物的作用.筒仓和槽罐

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【英文标准名称】:Eurocode1.Actionsonstructures-Silosandtanks
【原文标准名称】:欧洲法规1.建筑物的作用.筒仓和槽罐
【标准号】:BSEN1991-4-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-06-30
【实施或试行日期】:2006-06-30
【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】:灌注;散装物料;土木工程;建筑;建筑工程;建设工程;定义;尺寸选定;效应;欧洲法规;冷凝;受液器;荷载能力;负荷;数学计算;额定值;筒仓;规范(验收);储存;结构工程制图;结构
【英文主题词】:Bottling;Bulkmaterials;Civilengineering;Construction;Constructionengineering;Constructionworks;Definition;Definitions;Dimensioning;Effects;EUROCODE;Evacuations;Fluidreceivers;Loadcapacity;Loading;Mathematicalcalculations;Ratings;Silos;Specification(approval);Storages;Structuralengineeringdrawings;Structures
【摘要】:1.1.1ScopeofEN1991-Eurocode1(1)PEN1991providesgeneralprinciplesandactionsforthestructuraldesignofbuildingsandcivilengineeringworksincludingsomegeotechnicalaspectsandshallbeusedinconjunctionwithEN1990andEN1992-1999.(2)EN1991alsocoversstructuraldesignduringexecutionandstructuraldesignfortemporarystructures.Itrelatestoallcircumstancesinwhichastructureisrequiredtogiveadequateperformance.(3)EN1991isnotdirectlyintendedforthestructuralappraisalofexistingconstruction,indevelopingthedesignofrepairsandalterationsorforassessingchangesofuse.(4)EN1991doesnotcompletelycoverspecialdesignsituationswhichrequireunusualreliabilityconsiderationssuchasnuclearstructuresforwhichspecifieddesignproceduresshouldbeused.1.1.2ScopeofEN1991-4actionsonstructures:silosandtanks(1)PThispartprovidesgeneralprinciplesandactionsforthestructuraldesignofsilosforthestorageofparticulatesolidsandtanksforthestorageoffluidsandshallbeusedinconjunctionwithEN1990,otherpartsofEN1991andEN1992toEN1999.(2)Thispartincludessomeprovisionsforactionsonsiloandtankstructuresthatarenotonlyassociatedwiththestoredsolidsorliquids(e.g.theeffectsofthermaldifferentials,aspectsofthedifferentialsettlementsofbatteriesofsilos)(3)Thefollowinggeometricallimitationsapplytothedesignrulesforsilos:-thesilocross-sectionshapesarelimitedtothoseshowninFigure1.1d,thoughminorvariationsmaybeacceptedprovidedthestructuralconsequencesoftheresultingchangesinpressureareconsidered;-thefollowingdimensionallimitationsapply:hb/dc<10hb【中国标准分类号】:P01
【国际标准分类号】:91_010_30
【页数】:112P.;A4
【正文语种】:英语


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【英文标准名称】:Clayandcalciumsilicatepaversforflexiblepavements-Specificationforpavers
【原文标准名称】:软性铺地用粘土和硅酸盐铺筑材料.第1部分:铺筑材料规范
【标准号】:BS6677Pt.1-1986
【标准状态】:作废
【国别】:
【发布日期】:
【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】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


【英文标准名称】:Informationtechnology-Securitytechniques-Digitalsignatureswithappendix-Part3:Discretelogarithmbasedmechanisms
【原文标准名称】:信息技术.安全技术.带附件的数字签名.第3部分:基于离散对数的机制
【标准号】:ISO/IEC14888-3-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-11
【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/SC27
【标准类型】:()
【标准水平】:()
【中文主题词】:数据处理;数据保护;数据安全;数据传输;定义;数字的;数字签名;识别;信息交流;信息交换;信息技术;对数的;安全;签字
【英文主题词】:Dataprocessing;Dataprotection;Datasecurity;Datatransmission;Definitions;Digital;Digitalsignatures;Identification;Informationexchange;Informationinterchange;Informationtechnology;Logarithmic;Safety;Signatures
【摘要】:ThispartofISO/IEC14888specifiesdigitalsignaturemechanismswithappendixwhosesecurityisbasedonthediscretelogarithmproblem.ThispartofISO/IEC14888provides.-ageneraldescriptionofadigitalsignaturewithappendixmechanism;-avarietyofmechanismsthatprovidedigitalsignatureswithappendix.Foreachmechanism,thispartofISO/IEC14888specifies-theprocessofgeneratingapairofkeys;-theprocessofproducingsignatures;-theprocessofverifyingsignatures.Theverificationofadigitalsignaturerequiresthesigningentity'sverificationkey.Itisthusessentialforaverifiertobeabletoassociatethecorrectverificationkeywiththesigningentity,ormoreprecisely,with(partsof)thesigningentity'sidentificationdata.Thisassociationbetweenthesigner'sidentificationdataandthesigner'spublicverficationkeycaneitherbeguaranteedbyanoutsideentityormechanism,ortheassociationcanbesomehowinherentintheverificationkeyitself.Intheformercase,theschemeissaidtobe"certificate-based."Inthelattercase,theschemeissaidtobe"identitybased."Typically,inanidentity-basedscheme,theverifiercanderivethesigner'spublicverificationkeyfromthesigner'sidentificationdata.ThedigitalsignaturemechanismsspecifiedinthispartofISO/IEC14888areclassifiedintocerificate-basedandidentity-basedmechanisms.
【中国标准分类号】:L71
【国际标准分类号】:35_040
【页数】:68P;A4
【正文语种】:英语