EN 60843-3-1993 8mm磁带螺旋扫描录像盒式录像系统.第3部分:Hi8高频带规范
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【英文标准名称】:Helical-scanvideotapecassettesystemusing8mmmagnetictape-8mmVideo;part3:high-bandspecificationsforHi8(IEC60843-3:1993);GermanversionEN60843-3:1993
【原文标准名称】:8mm磁带螺旋扫描录像盒式录像系统.第3部分:Hi8高频带规范
【标准号】:EN60843-3-1993
【标准状态】:现行
【国别】:
【发布日期】:1994-01
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:特性;规范(验收);视频设备;磁带;记录工程;记录设备;规范;磁带录像机;记录媒体;录像磁带;视频;电气工程;互换性;录音;盒式磁带;可置换性;视频记录
【英文主题词】:Cassettes;Cassettes(magnetictapes);Electricalengineering;Helicalscanrecording;Interchangeability;Magnetictapes;Properties;Recordingengineering;Recordingequipment;Recordingmedia;Replaceability;Soundrecording;Specification;Specification(approval);Video;Videocassettes;Videoequipment;Videorecording;Videotaperecorders;Videotaperecordings;Videotapes
【摘要】:
【中国标准分类号】:M71
【国际标准分类号】:33_160_40
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Eurocode1:Actionsonstructures-Part4:Silosandtanks;GermanversionEN1991-4:2006
【原文标准名称】:欧洲法规1:建筑物作用.第4部分:筒仓和竖井
【标准号】:DINEN1991-4-2006
【标准状态】:作废
【国别】:德国
【发布日期】:2006-12
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【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;排出物;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;容器
【英文主题词】:Basis;Bottling;Bottom;Bulkmaterials;Civilengineering;Classification;Construction;Constructionengineering;Constructionworks;Definitions;Dimensioning;Earthquakes;Effects;Eurocode;Evacuations;Extenders;Fluidreceivers;Friction;Funnels;Liquids;Loadcapacity;Loadfactor;Loading;Mathematicalcalculations;Measurement;Measuringtechniques;Methods;Pressure;Properties;Ratings;Silos;Specification(approval);Storages;Structuralengineeringdrawings;Structures;Tanks;Velocity;Walls;Weights
【摘要】:1.1.1ScopeofEN1991-Eurocode1(1)PEN1991providesgeneralprinciplesandactionsforthestructuraldesignofbuildingsandcivilengineeringworksincludingsomegeotechnicalaspectsandshallbeusedinconjunctionwithEN1990andEN1992-1999.(2)EN1991alsocoversstructuraldesignduringexecutionandstructuraldesignfortemporarystructures.Itrelatestoallcircumstancesinwhichastructureisrequiredtogiveadequateperformance.(3)EN1991isnotdirectlyintendedforthestructuralappraisalofexistingconstruction,indevelopingthedesignofrepairsandalterationsorforassessingchangesofuse.(4)EN1991doesnotcompletelycoverspecialdesignsituationswhichrequireunusualreliabilityconsiderationssuchasnuclearstructuresforwhichspecifieddesignproceduresshouldbeused.1.1.2ScopeofEN1991-4actionsonstructures:silosandtanks(1)PThispartprovidesgenetalprinciplesandactionsforthestructuraldesignofsilosforthestorageofparticulatesolidsandtanksforthestorageoffluidsandshallbeusedinconjunctionwithEN1990,otherpartsofEN1991andEN1992toEN1999.(2)Thispartincludessomeprovisionsforactionsonsiloandtankstructuresthatarenotonlyassociatedwiththestoredsolidsorliquids(e.g.theeffectsofthermaldifferentials,aspectsofthedifferentialsettlementsofbatteriesofsilos)(3)Thefollowinggeometricallimitationsapplytothedesignrulesforsilos:-thesilocross-sectionshapesarelimitedtothoseshowninFigure1.1d,thoughminorvariationsmaybeacceptedprovidedthestructuralconsequencesoftheresultingchangesinpressureareconsidered;-thefollowingdimensionallimitationsapply:h/d<10h<100md<60m-thetransitionliesinasinglehorizontalplane(seeFigure1.1a);-thesilodoesnotcontainaninternalstructuresuchasaconeorpyramidwithitsapexuppermost,cross-beams,etc.However,arectangularsilomaycontaininternalties.(4)Thefollowinglimitaionsonthestoredsolidsapplytothedesignrulesforsilos:-eachsiloisdesignedforadefinedrangeofparticulatesolidsproperties;-thestoredsolidisfree-flowing,orthestoredsolidcanbeguaranteedtoflowfreelywithinthesilocontainerasdesigned(see1.5.12andAnnexC);-themaximumparticlediameterofthestoredsolidisnotgreaterthan0,03d(seeFigure1.1d).NOTE:Whenparticlesarelargecomparedtothesilowallthickness,accountshouldbetakenoftheeffectsofsingleparticlesapplyinglocalforcesonthewall.(5)Thefollowinglimitationsonthefillinganddischargearrangementsapplytothedesignrulesforsilos:-fillinginvolvesonlynegligibleinertiaeffectsandimpactloads;-wheredischargedevicesareused(forexamplefeedersorinternalflowtubes)solidsflowissmoothandcentral.(6)Onlyhoppersthatareconica(i.e.axisymmetric),squarepyramidalorwedge-shaped(i.e.withverticalendwalls)arecoveredbythisstandard.Otherhoppershapesandhopperswithinternalsrequirespecialconsiderations.(7)Somesiloswithasystematicallynon-symmetricgeometryarenotspecificallycoveredbythisstandard.Thesecasesincludeachiselhopper(i.e.awedgehopperbeneathacircularcylinder)andadiamond-backhopper.(8)Thedesignrulesfortanksapplyonlytotanksstoringliquidsatnormalatmosphericpressure.(9)ActionsontheroofsofsilosandtanksaregiveninEN1991-1-4,EN1991-1-3toEN1991-1-7andEN1991-3asappropriate.(10)Thedesignofsilosforreliablesolidsdischargeisoutsidethescopeofthisstandard.(11)Thedesignofsilosagainstsiloquaking,shocks,honking,poundingandsilomusicisoutsidethescopeofthisstandard.
【中国标准分类号】:P30
【国际标准分类号】:91_010_30;91_040_01
【页数】:109P.;A4
【正文语种】:德语
【英文标准名称】:Classificationofenvironmentalconditions.Classificationofgroupsofenvironmentalparametersandtheirseverities.Classificationofenvironmentalconditions.Classificationofgroupsofenvironmentalparametersandtheirseverities.Transportation
【原文标准名称】:环境条件分类.环境参数组及其严酷程度分类.运输
【标准号】:BSEN60721-3-2-1991
【标准状态】:作废
【国别】:英国
【发布日期】:1991-11-29
【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】:电气元件;等级(质量);传输;运输;电气设备;工作环境;电子设备及元件;分类系统
【英文主题词】:electricalcomponents;electronicequipmentandcomponents;grades(quality);electricalequipment;environment(working);classificationsystems;transportation
【摘要】:
【中国标准分类号】:A21
【国际标准分类号】:19_040
【页数】:24P;A4
【正文语种】:英语
