MIL-A-46050C
时间:2024-05-05 09:54:40 来源: 标准资料网 作者：标准资料网 阅读：8989
MIL-A-46050C, MILITARY SPECIFICATION, ADHESIVES, CYANOACRYLATE, RAPID ROOM SOLVENTLESS TEMPERATURE - CURING (18 DEC 1979) [S/S BY A-A-3097]., This commercial item description covers two types of solventless, room-temperature curing, cyanoacrylate adhesives for use with or without an activator when speed of curing is a primary consideration. It also covers the activator which may be used to provide even faster curing and to enable the adhesives to bond to otherwise applications requiring one-component bonding of small, well-mated surfaces where heat and/or pressure cannot be applied.
【英文标准名称】:Communicationsystemsformetersandremotereadingofmeters-Part1:Dataexchange;EnglishversionEN13757-1:2002
【原文标准名称】:仪表及其远程读数通信系统.第1部分:数据交换
【标准号】:DINEN13757-1-2003
【标准状态】:现行
【国别】:德国
【发布日期】:2003-03
【实施或试行日期】:2003-03-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisEuropeanStandardcoversadataexchangeprotocolfortheremotereadingofallkindsofmeters(water,gas,heat)onthebasisoftheopencommunicationISO/OSIlayermodel.ThisStandardspecifiestheapplicationlayerbutnotthephysicallayerandtheproperties.Itdoesnotcoverelectricitymetering,whichisataskofIEC/CENELEC.#,,#
【中国标准分类号】:N04
【国际标准分类号】:33_200;35_100_70
【页数】:115P;A4
【正文语种】:德语
【英文标准名称】:DraftStandardforLocalandMetropolitanAreaNetworks—VirtualBridgedLocalAreaNetworks—Revision
【原文标准名称】:局域网和城域网用标准草案.虚拟桥接局域网.修订本
【标准号】:ANSIP802.1Q/D5.0-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005-09-12
【实施或试行日期】:2005-09-12
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ForthepurposeofcompatibleinterconnectionofinformationtechnologyequipmentusingtheIEEE802MACServicesupportedbyinterconnectedIEEE802standardLANsusingdifferentoridenticalmediaaccesscontrolmethods,thisstandardspecifiestheoperationofMACBridgesthatsupportVirtualLANs(VLANs).Tothisendita)PositionsthesupportofVLANswithinanarchitecturaldescriptionoftheMACSublayer;b)DefinestheprinciplesofoperationoftheVLAN-awareBridgeintermsofthesupportandpreservationoftheMACService,andthemaintenanceofQualityofService;c)SpecifiesanEnhancedInternalSublayerServiceprovidedtotheMediaAccessIndependentfunctionsthatprovideframerelayinaVLAN-awareBridge;d)EstablishestheprinciplesandamodelofVirtualBridgedLocalAreaNetworkoperation;e)IdentifiesthefunctionstobeperformedbyVLAN-awareBridges,andprovidesanarchitecturalmodeloftheoperationofaBridgeintermsofProcessesandEntitiesthatprovidethosefunctions;f)SpecifiesaframeformatthatallowsaVLANIdentifier(VID)andpriorityinformationtobecarriedbyVLANtaggeduserdataframes;g)SpecifiestherulesthatgoverntheadditionorremovalofVLANtagstoandfromuserdataframes;h)SpecifiestherulesthatgoverntheabilitytocarryuserdataineitherCanonicalformatorNoncanonicalformatinVLAN-taggedframes;NOTE—ThemeaningsofthetermsCanonicalformatandNon-canonicalformatarediscussedinIEEEStd802.i)EstablishestherequirementsforautomaticconfigurationofVLANtopology;j)EstablishestherequirementsforVLAN-awareBridgeManagementinaVirtualBridgedLocalAreaNetwork,identifyingmanagedobjectsanddefiningmanagementoperations;k)DefinestheoperationoftheMultipleSpanningTreealgorithmandprotocol(MSTP);l)DescribestheprotocolsandproceduresnecessarytosupportinteroperationbetweenMSTandSSTBridgesinthesameVirtualBridgedLocalAreaNetworks;m)Specifiestherequirementstobesatisfiedbyequipmentclaimingconformancetothisstandard.
【中国标准分类号】:M11
【国际标准分类号】:
【页数】:300P.;A4
【正文语种】:英语