NF Z84-392-12-22-2005 地面中继无线电(TETRA).声音加数据(V+D).第12部分:补充业务阶段3.第22分部分:动态组号码分配(DGNA)(V1.3.1)

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【英文标准名称】:TerrestrialTrunkedRadio(TETRA)-VoiceplusData(V+D)-Part12:supplementaryservicesstage3-Sub-part22:dynamicGroupNumberAssignment(DGNA)(V1.3.1).
【原文标准名称】:地面中继无线电(TETRA).声音加数据(V+D).第12部分:补充业务阶段3.第22分部分:动态组号码分配(DGNA)(V1.3.1)
【标准号】:NFZ84-392-12-22-2005
【标准状态】:现行
【国别】:法国
【发布日期】:2005-07-01
【实施或试行日期】:2005-07-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Callnumbers;Calls;Communicationservice;Communicationtechnology;Data;Datatransfer;Electricalengineering;ETSI;Informationprocessing;Informationtechnology;Languages;Radio;Radioengineering;Radioequipment;Radionetworks;Servicedefinition;Speechtransmission;Storage;Supplementaryservices;Telecommunication;Telecommunicationnetworks;Telecommunicationsystems;Telecommunications;Telephonenetworks;Terrestrial;TETRA;Transeuropeantrunkedradio;Wirelesscommunicationservices
【摘要】:
【中国标准分类号】:M11
【国际标准分类号】:33_030;33_070_10
【页数】:61P.;A4
【正文语种】:其他


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【英文标准名称】:StandardTestMethodforDeterminationofPlutoniumIsotopicCompositionbyGamma-RaySpectrometry
【原文标准名称】:用γ射线光谱法测定钚同位素成分的标准试验方法
【标准号】:ASTMC1030-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:C26.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:核技术;核能;光谱测定法;测定;试验;额定值;钚
【英文主题词】:gammaradiation;germaniumdetectors;isotopicanalysis;plutonium;spectrometry-gamma-ray;plutoniumisotopiccomposition,bygamma-rayspectrometry,test
【摘要】:Thedeterminationofisotopiccompositionbygamma-rayspectrometryisanondestructivetechniqueandwhenusedwithothernondestructivetechniques,suchascalorimetry(TestMethodC1458)orneutroncounting(TestMethodsC1207C1493C1500),canprovideatotallynondestructiveplutoniumassaynecessaryformaterialaccountancyandsafeguardsneeds.Sincegamma-rayspectrometrysystemsaretypicallyautomated,theroutineuseofthetestmethodisfast,reliable,andisnotlaborintensive.Sincethetestmethodisnondestructive,requiringnosamplepreparation,itdoesnotcreatewastedisposalproblems.Thistestmethodassumesthattheisotopiccompositionofplutoniuminthesamplebeingmeasuredishomogeneous(seesee7.2.4and(5)).The242Puabundanceisnotmeasuredbythistestmethodandmustbeestimatedfromisotopiccorrelationtechniques,streamaverages,historicalinformation,orothermeasurementtechniques.Adaughterproductof241Puis241Am.The241Am/239Puatomratiocanalsobedeterminedbymeansofthistestmethod(assumingahomogeneousisotopicdistributionofplutoniumand241Am)andisnecessaryforthecorrectinterpretationofacalorimetricheatmeasurement.Theisotopiccompositionofagivenbatchorsampleofplutoniumisanattributeofthatsampleand,oncedetermined,canbeusedinsubsequentinventorymeasurementstoverifytheidentityofasamplewithinthemeasurementuncertainties.Themethodcanalsomeasuretheratioofothergammaemitingisotopestoplutoniumassumingtheyhavethesamespatialdistributionastheplutoniuminthesample.Someofthesex201C;otherx201D;gamma-emittingisotopesincludeisotopesofuranium,neptium,curium,cesium,andotherfissionproducts.(Thesamemethodsofthisstandardcanbeusedtomeasuretheisotopiccompositionofuraniuminsamplescontainingonlyuranium(4x2013;6)).1.1ThistestmethodisapplicabletothedeterminationofisotopicabundancesinisotopicallyhomogeneousPu-bearingmaterials.Thistestmethodmaybeapplicabletootherplutonium-bearingmaterials,someofwhichmayrequiremodificationstothedescribedtestmethod.1.2Theprocedureisapplicabletosamplesizesrangingfromafewtenthsofagramuptothemaximumsampleweightallowedbycriticalitylimits.1.3Because242Puhasnousefulgamma-raysignature,itsisotopicabundanceisnotdetermined.Isotopiccorrelationtechniquesmaybeusedtoestimateitsrelativeabundance(Refs1,2).1.4Thistestmethodhasbeendemonstratedinroutineuseforisotopicabundancesrangingfrom94to70%239Pu.Thistestmethodhasalsobeenemployedforisotopicabundancesoutsidethisrange.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F50
【国际标准分类号】:27_120_30
【页数】:7P.;A4
【正文语种】:


【英文标准名称】:Plastics-Injectionmouldingoftestspecimensofthermoplasticmaterials
【原文标准名称】:塑料.热塑塑料的注塑试样
【标准号】:ISO294-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:试样;模塑材料;热塑性聚合物;塑料;试样制备;喷射铸造法
【英文主题词】:plastics;specimenpreparation;thermoplasticpolymers;mouldingmaterials;testspecimens;injectionmoulding
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:10P;A4
【正文语种】:英语