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【英文标准名称】:Digitalcellulartelecommunicationssystem(Phase2)-Subscriberandequipmenttrace(GSM12.08,version4.5.1).
【原文标准名称】:蜂窝式数字电信系统(第2段).用户和设备跟踪
【标准号】:NFZ83-627-2001
【标准状态】:现行
【国别】:法国
【发布日期】:2001-03-01
【实施或试行日期】:2001-03-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Communicationnetworks;Communicationservice;Communicationsystems;Digital;European;Land-mobileservices;Mobileradiosystems;Public;Radiotelephonetraffic;Telecommunication;Telecommunications
【摘要】:
【中国标准分类号】:M11
【国际标准分类号】:33_070_50
【页数】:57P;A4
【正文语种】:其他


【英文标准名称】:StandardSpecificationforCompressedRoundStrandedAluminumConductorsUsingSingleInputWireConstruction
【原文标准名称】:用单输入金属线结构的压缩圆形铝绞线的标准规范
【标准号】:ASTMB901-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:B01.07
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:绞线;金属线;铝;单线的;建筑工程
【英文主题词】:aaluminum;aluminumstrandedconductors;compressed;concentriclaystrandedconductors;electricalconductors;reverseconcentric;singleinputwire;SIW;unidirectional;unilay
【摘要】:1.1Thisspecificationcoversaluminum1350-H19(extrahard),1350-H16or-H26(3/4hard),1350-H14or-H24(1/2hard),1350-H142or-H242(1/2hard),andaluminumalloy8XXXseriesaslistedinSpecificationB800fortempers"O"andH1XorH2X,barestrandedconductorscomposedofoneormorerollershapedordiecompressedlayersofhelicallylayedwires.Theconductorsareforgeneraluseforelectricalpurposes(ExplanatoryNotes1and2).Note1Forthepurposesofthisspecification,singleinputwire(SIW)constructionisdefinedasfollows:astrandedconductordesignmethodologythatvariesthenumberofwireswithinarangeofconductorsizesinordertopermitthatrangeofconductorsizestobeconstructedfromasinglewiresize.1.2Thevaluesstatedininch-poundorSIunitsaretoberegardedseparatelyasstandard.Thevaluesineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.1.2.1Fordensity,resistivity,andtemperature,thevaluesstatedinSIunitsaretoberegardedasstandard.Note2Priorto1975,aluminum1350wasdesignatedasECaluminum.Note3ThealuminumandtemperdesignationsconformtoANSIH35.1.Aluminum1350correspondstoUnifiedNumberingSystemA91350inaccordancewithPracticeE527.Aluminumalloysinthe8000seriescorrespondtoUnifiedNumberingSystemA98XXXinaccordancewithPracticeE527.Note4Thisspecificationalsopermitsconductorsforuseascoveredorinsulatedelectricalconductors.Note5Sealedconductors,whichareintendedtopreventlongitudinalwaterpropagationandarefurthercovered/insulated,arealsopermittedwithintheguidelinesofthisspecification.
【中国标准分类号】:K11
【国际标准分类号】:29_240_20
【页数】:6P.;A4
【正文语种】: