【英文标准名称】:SatelliteEarthStationsandSystems(SES)-ControlandmonitoringfunctionsataVerySmallApertureTerminals(VSAT);EnglishversionETS300160:1997
【原文标准名称】:卫星地面站和系统(SES).在微型窗口终端进行的控制和监测功能
【标准号】:DINETS300160-1998
【标准状态】:现行
【国别】:德国
【发布日期】:1998-03
【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】:电信;控制功能;监视器;地面站;卫星接收;接收机;监视装置;无线电收发信机;发射机;数据通信;监督(认可);定义;规范(验收);卫星通信链路
【英文主题词】:Controlfunctions;Datacommunication;Definition;Definitions;Earthstations;Monitoringdevice;Monitoringsystem;Monitors;Radiostations;Receiver;Satellitecommunications;Satellitelinks;Satellitereception;Specification(approval);Surveillance(approval);Telecommunication;Telecommunications;Terminaldevices;Transceivers;Transmitters;VSAT-system
【摘要】:Thedocumentdeterminesthefunctionalrequirementsthatmustbesatisfiedbytransmit/receiveVSATswithregardtocontrolandmonitoringfunctions.
【中国标准分类号】:M35
【国际标准分类号】:33_060_30
【页数】:17P.;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodsforChemical,MassSpectrometric,andSpectrochemicalAnalysisofNuclear-GradePlutoniumDioxidePowdersandPellets
【原文标准名称】:核工业级二氧化钚粉末和颗粒的化学、质谱和光谱化学分析的标准试验方法
【标准号】:ASTMC697-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:impuritycontent;isotopiccomposition;plutoniumcontent;plutoniumdioxidepellets;plutoniumdioxidepowders
【摘要】:Plutoniumdioxideisusedinmixtureswithuraniumdioxideasanuclear-reactorfuel.Inordertobesuitableforthispurpose,thematerialmustmeetcertaincriteriaforplutoniumcontent,isotopiccomposition,andimpuritycontent.ThesetestmethodsaredesignedtoshowwhetherornotagivenmaterialmeetsthespecificationsfortheseitemsasdescribedinSpecificationC757.Anassayisperformedtodeterminewhetherthematerialhastheminimumplutoniumcontentspecifiedonadryweightbasis.Determinationoftheisotopiccontentoftheplutoniumintheplutoniumdioxidepowderismadetoestablishwhethertheeffectivefissilecontentisincompliancewiththepurchaser''sspecifications.Impuritycontentisdeterminedtoensurethatthemaximumconcentrationlimitofcertainimpurityelementsisnotexceeded.Determinationofimpuritiesisalsorequiredforcalculationoftheequivalentboroncontent(EBC).1.1Thesetestmethodscoverproceduresforthechemical,massspectrometric,andspectrochemicalanalysisofnuclear-gradeplutoniumdioxidepowdersandpelletstodeterminecompliancewithspecifications.1.2Theanalyticalproceduresappearinthefollowingorder:
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:28P.;A4
【正文语种】:英语