GB/T 8099-1987 液压叠加阀安装面

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基本信息
标准名称:液压叠加阀安装面
英文名称:Hydraulic fluid power-Modular stack valves-Mounting surfaces
中标分类: 机械 >> 通用零部件 >> 液压与气动装置
ICS分类:
替代情况:被GB/T 2514-2008代替
发布部门: 中国机械工业联合会
发布日期:1987-07-02
实施日期:1988-07-01
首发日期:1987-07-23
作废日期:2008-08-01
主管部门:中国机械工业联合会
归口单位:全国液压气动标准化技术委员会
起草单位:大连组合机床所
出版社:中国标准出版社
出版日期:1900-01-01
页数:7页
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所属分类: 机械 通用零部件 液压与气动装置
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【英文标准名称】:Cathetersandintroducerkitsdesignedforureter,anduretheraldilatationballooncatheters
【原文标准名称】:设计用于输尿管的导管和导流器配件以及尿道扩张气囊导管
【标准号】:JIST3247-2011
【标准状态】:现行
【国别】:日本
【发布日期】:2011-07-29
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonMedicalEquipment
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:C36
【国际标准分类号】:11_040_25
【页数】:14P.;A4
【正文语种】:日语


【英文标准名称】:Digitaldatacommunicationsformeasurementandcontrol-Fieldbusforuseinindustrialcontrolsystems-Datalinkservicedefinition
【原文标准名称】:测量和控制用数字数据通信.工业控制系统用现场总线.数据链路服务定义
【标准号】:BSEN61158-3-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-08-26
【实施或试行日期】:2004-08-26
【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】:电气工程;规范(验收);现场总线;数字的;传播学;电子系统;总线;信号;过程控制工程;数字工程;工业设施;控制系统;控制工艺学;过程控制系统;定义;过程控制;数据传送;数据处理;信息技术;数字数据;工业的;规范;物理层;电子仪器;信息交换;链路层;电路网络;总线系统;数据连接系统;电子数据处理;制导系统;传输媒质;数据通信;开放系统互连;信息处理;接口(数据处理);数据链层;数据服务;控制设备
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definition;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Physicallayers;Processcontrol;Processcontrolengineering;Processcontrolsystems;Signals;Specification;Specification(approval);Transmissionmedia
【摘要】:1OverviewThispartofIEC61158providesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Theterm"time-critical"isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThispartofIEC61158definesinanabstractwaytheexternallyvisibleserviceprovidedbytheFieldbusDataLinkLayerintermsofa)theprimitiveactionsandeventsoftheservice;b)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andc)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.ThepurposeofthispartofIEC61158istodefinetheservicesprovidedto1)thevarioustypesofFieldbusApplicationLayerattheboundarybetweentheApplicationandDataLinkLayersoftheFieldbusReferenceModel,and2)SystemsManagementattheboundarybetweentheDataLinkLayerandSystemsManagementoftheFieldbusReferenceModel.SevendistincttypesofservicesaredefinedinthispartofIEC61158;eachhasacorrespond-ingprotocolinIEC61158-4.ThesevendistincttypesofDL-serviceare:Type1—ADL-servicewhichprovidesasupersetofthoseservicesexpectedofOSIDataLinkProtocolsasspecifiedinISO/IEC8886.Type2—ADL-servicewhichprovidesbothaconnectedandaconnectionlesssubsetofthoseservicesspecifiedinISO/IEC8886.Type3—ADL-servicewhichprovidesaconnectionlesssubsetofthoseservicesspecifiedinISO/IEC8886.Type4—ADL-servicewhichprovidesaconnectionlesssubsetofthoseservicesspecifiedinISO/IEC8886.NOTE1ThispartofIEC61158doesnotdefineaType5DataLinkservice.OtherpartsofIEC61158defineaType5ApplicationLayerserviceandprotocol.ThedesignationType5isreservedinthispartofIEC61158tomaintainnumberingconsistencywiththeotherpartsofIEC61158.Type6—ADL-servicewhichprovidesbothaconnectedandaconnectionlesssubsetofthoseservicesprovidedbyOSIDataLinkProtocolsasspecifiedinISO/IEC8886.Type7—ADL-servicewhichprovidesbothaconnectedandaconnectionlesssubsetofthoseservicesprovidedbyOSIDataLinkProtocolsasspecifiedinISO/IEC8886.Type8—ADL-servicewhichprovidesaconnection-orientedsubsetofthoseservicesspecifiedinISO/IEC8886.NOTE2ManyoftheseTypesofservicearesuitableforusewithmultiplehigher-layerprotocols.InadditiontothepotentialabilityofthesetypesofDataLinkservicetosupportunrelatedTypesofFieldbusApplicationLayerprotocol,someoftheseTypesofDataLinkservicealsomaybeabletosupport:a)theOSINetworkLayerattheboundarybetweentheNetworkandDataLinkLayersoftheOSIBasicReferenceModelb)theIETF(IP)NetworkLayerc)theSmartTransducerInterfaceforSensorsandActuatorsasdefinedinIEEE1451.2.Wherethescopeofaddressingisadequate,someoftheseTypesofDataLinkservicealsomaybeabletosupportd)anOSITransportLayerProtocol.NOTE3Useofsomeoftheseprotocoltypesisrestrictedbytheircopyrightholders.InallcasesaparticularDataLinkprotocolTypecanbeusedwithoutrestrictionwhencoupledwiththesameTypePhysicalLayerandApplicationLayerprotocols,orwithothercombinationsasspecifiedinIEC61784.UseofthevariousprotocolTypesinothercombinationsmayrequirepermissionoftheirrespectivecopyrightholders.2SpecificationsTheprincipalobjectiveofthispartofIEC61158istospecifythecharacteristicsofconceptualDataLinkServicessuitablefortime-criticalcommunications,andthussupplementtheOSIBasicReferenceModelinguidingthedevelopm
【中国标准分类号】:N17
【国际标准分类号】:35_100_20;35_160;35_240_50
【页数】:318P;A4
【正文语种】:英语