DIN EN 62433-2-2010 EMCIC建模.第2部分:EMI动作模拟用集成电路模型.传导发射建模(ICEM-CE)
时间:2024-05-24 01:58:15 来源: 标准资料网 作者：标准资料网 阅读：9888
【英文标准名称】:EMCICmodelling-Part2:ModelsofintegratedcircuitsforEMIbehaviouralsimulation-Conductedemissionsmodelling(ICEM-CE)(IEC62433-2:2008);GermanversionEN62433-2:2010
【原文标准名称】:EMCIC建模.第2部分:EMI动作模拟用集成电路模型.传导发射建模(ICEM-CE)
【标准号】:DINEN62433-2-2010
【标准状态】:现行
【国别】:德国
【发布日期】:2010-05
【实施或试行日期】:2010-05-01
【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】:芯片;电路;定义;电气工程;电磁的;电磁兼容性;电子工程;EMI;发射;影响量;影响;集成电路;干扰抑制;干扰辐射;测量;测量技术;微电子学;模型;印制电路板;模拟
【英文主题词】:Chips;Circuits;Definitions;Electricalengineering;Electromagnetic;Electromagneticcompatibility;Electronicengineering;EMI;Emitting;Influencequantities;Influences;Integratedcircuits;Interferencerejections;Interferingemissions;Measurement;Measuringtechniques;Microelectronics;Models;Printed-circuitboards;Simulation
【摘要】:
【中国标准分类号】:L56
【国际标准分类号】:31_200;33_100_20
【页数】:44P;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforDeterminationofNeptunium-237inSoil
【原文标准名称】:测定土壤中镎237的标准指南
【标准号】:ASTMC1475-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C26.05
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:土壤;镎;测定;含量测定;放射性核素;土壤分析
【英文主题词】:alphaspectroscopy;americium243;betaconuting;extractionchromatography;gamma-rayspectroscopy;neptunium-239;neptunium-237determination;soilanalysis
【摘要】:Asoilsamplingandanalysisprogramprovidesadirectmeansofdeterminingtheconcentrationanddistributionofradionuclidesinsoil.Thepresenceandextentofneptunium-237isofparticularinterestbecauseitisoneofthemoremobiletransuranicsintermsofmigrationandplantuptake.Sincesoilisanintegratorandareservoironlong-livedradionuclides,andservesasanintermediaryinseveralpathwaysofpotentialimportancetohumans,knowledgeoftheconcentrationofneptunium-237insoilisessential.1.1Thisguidecoversthedeterminationofneptunium-237insoilbymeansofradiochemicalseparationsandalphaspectrometry.Thisguideprovidesoptionsintheselectionofsamplepreparation,separation,andmeasurement.Althoughneptunium-237isnotacomponentofglobalfallout,itisaproductofproductionreactorsandspentfuelprocessing.ThisguideisdesignedforanalysisoftengramsofsoilpreviouslycollectedandtreatedinaccordancewithPracticesC998andC999.Larger-sizesamplesofenvironmentalsoilmayalsobeanalyzed,aslongastheconcentrationsofinterferencessuchasuraniumandthoriumareatornearenvironmentalconcentrations.Dependingonthechoiceofasampledissolutionmethod,allchemicalformsofneptuniummaynotbecompletelysolubilized.Thisguideshouldallowthedeterminationofneptunium-237concentrationsfromsubbecquerelpergramlevelstoapplicablestandardsdependingoncounttime,samplesize,detectorefficiency,background,andtraceryield.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection8.
【中国标准分类号】:Z33
【国际标准分类号】:13_080_10
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:InformationTechnology-FontInformationInterchange-Part1:Architecture-Amendment1:TypefaceDesignGrouping
【原文标准名称】:信息技术.字体信息交换.第1部分:体系结构.修改1:字体设计集合
【标准号】:ANSI/INCITS/ISO/IEC9541-1AMD1-2000
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:字母数字字符集;建筑设计;字符集;数据处理;数字的;图形显示字符;分组;信息交流;信息交换;信息技术;表示模式;字符表示;文本处理
【英文主题词】:Alphanumericcharactersets;Architecturaldesign;Charactersets;Dataprocessing;Digital;Graphiccharacters;Grouping;Informationexchange;Informationinterchange;Informationtechnology;Presentationpattern;Representationofcharacters;Textprocessings
【摘要】:ISO/IEC9541definesamethodofnamingglyphsandglyphcollections,independentofanydocumentencodingtechnique;itassumesthatoneormoremethodsofassociatingdocumentencodingtechniqueswithglyphidentifiersusedinfontresourceswillbeprovidedbytextprocessingsystems.ThispartofISO/IEC9541specifiesthearchitectureofafontresource,i.e.,thefontdescription,fontmetrics,glyphdescriptionandglyphmetricspropertiesrequiredforfontreferencesandtheinterchangeoffontresources.
【中国标准分类号】:L71
【国际标准分类号】:35_040;35_240_20
【页数】:
【正文语种】:英语