ASTM D2683-2010 外径控制的聚乙烯管和管件用套管型聚乙烯配件标准规范
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【英文标准名称】:StandardSpecificationforSocket-TypePolyethyleneFittingsforOutsideDiameter-ControlledPolyethylenePipeandTubing
【原文标准名称】:外径控制的聚乙烯管和管件用套管型聚乙烯配件标准规范
【标准号】:ASTMD2683-2010
【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】:F17.10
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Polyethylene(PE)fittings--specifications;Polyethylene(PE)pipe--specifications;Polyethylene(PE)tube--specifications
【摘要】:1.1Thisspecificationcoverspolyethylenesocket-typefittingsforusewithoutsidediameter-controlledpolyethylenepipeasspecifiedbySpecificationsD3035andD2513.Requirementsformaterials,workmanship,dimensions,andpressureperformanceareincluded.Whereapplicableinthisspecification,x201C;pipex201D;shallmeanx201C;pipeandtubing.x201D;1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesinparenthesesaregivenforinformationonly.1.3Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section8,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_45
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Informationprocessingsystems-FibreDistributedDataInterface(FDDI)-Stationmanagement(SMT)
【原文标准名称】:信息处理系统.光纤分布式数据接口(FDDI).站点管理(SMT)
【标准号】:BSISO/IEC9314-6-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-12-15
【实施或试行日期】:1998-12-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:纤维光学;通信网;计算机网络;句法;光纤分布数据接口(FIBERDISTRIBUTEDDATAINTERFACE);数据传输;开放系统互连;协议;数据传输方法;纤维光缆;数据链路层;权标环网;物理层(开放系统互连);光纤;接口;信息交流;网络互连
【英文主题词】:Communicationprocedures;Controlprocedures;Datainterface;Dataprocessing;Datatransmission;Definition;Definitions;FDDI;Informationinterchange;Informationtechnology;Interfaces;Interfaces(dataprocessing);Networkinterconnection;Opticalfibres;Opticalwaveguides
【摘要】:ThispartofISO/IEC9314specifiestheStationManagement(SMT)fortheFibreDistributedDataInterface(FDDI).FDDIprovidesahighbandwidth(100megabitspersecond)generalpurposeinterconnectionamongcomputersandperipheralequipmentusingopticalfibreasthetransmissionmediuminaringconfiguration.FDDIcanbeconfiguredtosupportasustainedtransferrateofapproximately80megabits(10megabytes)persecond.TheuseofdualattachmentstationswithdualMACsallowstheseratestobedoubledunderthecircumstanceofafault-freeFDDIring.FDDIestablishestheconnectionamongmanystations(nodes)distributedoverdistancesofseveralkilometresinextent.DefaultvaluesforFDDIwerecalculatedonthebasisof1000physicalconnectionsandatotalfibrepathlengthof200km.TheFDDIconsistsofa)APhysicalLayer(PL),whichprovidesthemedium,connectors,opticalbypassing,anddriver/receiverrequirements.PLalsodefinesencode/decodeandclockrequirementsasrequiredforframingthedatafortransmissiononthemediumortothehigherlayersoftheFDDI.ForthepurposesofthispartofISO/IEC9314,referencestothePLaremadeintermsofthePhysicalLayerprotocol(PHY)andthePhysicalLayerMediaDependent(PMD)entitieswhicharetheupperandlowersublayersofPL,respectively.b)ADataLinkLayer(DLL)whichcontrolstheaccessingofthemediumandthegenerationandverificationofframechecksequencestoassuretheproperdeliveryofvaliddatatothehigherlayers.DLLalsoconcernsitselfwiththegenerationandrecognitionofdeviceaddressesandthepeer-to-peerassociationswithintheFDDInetwork.ForthepurposesofthispartofISO/IEC9314,referencestotheDLLaremadeintermsoftheMediaAccessControl(MAC)entitywhichisthelowestsublayerofDLL.c)AStationManagement(SMT)standard,thispartofISO/IEC9314,whichprovidesthecontrolnecessaryatthestation(node)leveltomanagetheprocessesunderwayinthevariousFDDIlayerssuchthatastationmayworkcooperativelyasapartofanFDDInetwork.SMTshallprovideservicessuchasconnectionmanagement,stationinsertionandremoval,stationinitialization,configurationmanagement,faultisolationandrecovery,communicationsprotocolforexternalauthority,schedulingpolicies,andcollectionofstatistics.ThedefinitionofSMTascontainedhereinincludesthesetofservicesthatitprovidesfor,andreceivesfrom,theotherentitiesthatarecontainedwithinanode.WithinSMTresidesbothknowledgeoftheuniquenessofthisnodeandthecurrentnetworkstructuretotheextentthatthisnode'sfunctionisaffected.ThesetofInternationalStandardsforFDDI,ISO/IEC9314,specifiestheinterfaces,functionsandoperationsnecessarytoinsureinteroperabilitybetweenconformingFDDIimplementations.ThispartofISO/IEC9314isafunctionaldescription.Conformingimplementationsmayemployanydesigntechniquewhichdoesnotviolateinteroperability.
【中国标准分类号】:L65
【国际标准分类号】:33_180_01;35_110
【页数】:202P;A4
【正文语种】:英语
【英文标准名称】:DetailSpecification:Fixedlowpowernonwire-woundsurfacemount(SMD)resistors-Cylindrical-Stabilityclasses0,05;0,1;0,25;0,5;1;2;GermanversionEN140401-803:2002+A1:2003
【原文标准名称】:详细规范:低功率非线绕表面安装的固定电阻器.圆柱形.稳定性级别0.05、0.1、0.25、0.5、1和2
【标准号】:EN140401-803-2003
【标准状态】:现行
【国别】:
【发布日期】:2004-08
【实施或试行日期】:2004-08-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:圆柱形;稳定性;固定电阻器;电阻阀;温度相关的;电气工程;电子工程;电子设备及元件;型式;极限偏差;电阻器;规范;电容性负载;表面安装设备;架设(施工作业);详细规范;额定值;质量保证体系;非线绕;顺序示度;表面安装;尺寸
【英文主题词】:
【摘要】:详细规范:低功率非线绕表面安装的固定电阻器.圆柱形.稳定性级别0.05、0.1、0.25、0.5、1和2
【中国标准分类号】:L13
【国际标准分类号】:31_040_10
【页数】:33P;A4
【正文语种】:英语