MIL-STD-1188A
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来源:标准资料网
MIL-STD-1188A, MILITARY STANDARD: COMMERCIAL PACKAGING OF SUPPLIES AND EQUIPMENT (05 JAN 1978) [SUPERSEDING FED-STD-356C] [S/S BY ASTM-D3951]., This standard established minimum commercial preservation, packing and marking requirements for supplies and equipment, exclusive of ammunition, explosives and hazardous materials.
【英文标准名称】:Industrialcommunicationnetworks—Fieldbusspecifications—Part4-8:Data-linklayerprotocolspecification—Type8elements
【原文标准名称】:工业通讯网络.现场总线规范.数据链层协议规范.8型元件
【标准号】:BSEN61158-4-8-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-05-30
【实施或试行日期】:2008-05-30
【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】:总线系统;总线;电路网络;通信;控制设备;控制系统;控制工艺学;数据通信;数据链路层;数据连接系统;数据处理;数据服务;数据传送;数字的;数字数据;数字工程;数字信号;电子数据处理;电气工程;电子仪器;电子系统;现场总线;制导系统;工业的;工业设施;信息交换;信息处理;信息技术;接口(数据处理);链路层;开放系统互连;物理层;过程控制;过程控制工程;过程控制系统;协议规范;协议;信号;规范;规范(验收);传输媒质;传输协议
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definition;Definitions;Digital;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;INTERBUS;Interbus;Interfaces;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Processcontrol;Processcontrolengineering;Processcontrolsystems;Protocolspecification;Protocols;Signals;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:1.1GeneralThedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidesahighly-optimizedmeansofinterchangingfixed-lengthinput/outputdataandvariable-lengthsegmentedmessagesbetweenasinglemasterdeviceandasetofslavedevicesinterconnectedinaloop(ring)topology.Theexchangeofinput/outputdataistotallysynchronousbyconfiguration,andisunaffectedbythemessagingtraffic.Devicesareaddressedimplicitlybytheirpositionontheloop.Thedeterminationofthenumber,identityandcharacteristicsofeachdevicecanbeconfigured,orcanbedetectedautomaticallyatstart-up.1.2SpecificationsThisstandardspecifiesa)proceduresforthetimelytransferofdataandcontrolinformationfromonedata-linkuserentitytoapeeruserentity,andamongthedata-linkentitiesformingthedistributeddatalinkserviceprovider;b)thestructureofthefieldbusDLPDUsusedforthetransferofdataandcontrolinformationbytheprotocolofthisstandard,andtheirrepresentationasphysicalinterfacedataunits.1.3ProceduresTheproceduresaredefinedintermsofa)theinteractionsbetweenpeerDL-entities(DLEs)throughtheexchangeoffieldbusDLPDUs;b)theinteractionsbetweenaDL-service(DLS)providerandaDLS-userinthesamesystemthroughtheexchangeofDLSprimitives;c)theinteractionsbetweenaDLS-providerandaPh-serviceproviderinthesamesystemthroughtheexchangeofPh-serviceprimitives.1.4ApplicabilityTheseproceduresareapplicabletoinstancesofcommunicationbetweensystemswhichsupporttime-criticalcommunicationsserviceswithinthedata-linklayeroftheOSIorfieldbusreferencemodels,andwhichrequiretheabilitytointerconnectinanopensystemsinterconnectionenvironment.Profilesprovideasimplemulti-attributemeansofsummarizinganimplementation’scapabilities,andthusitsapplicabilitytovarioustime-criticalcommunicationsneeds.1.5ConformanceThisstandardalsospecifiesconformancerequirementsforsystemsimplementingtheseprocedures.Thisstandarddoesnotcontainteststodemonstratecompliancewithsuchrequirements
【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】:136P.;A4
【正文语种】:英语
【英文标准名称】:Pulps--Determinationofdrymattercontent
【原文标准名称】:纸浆.干躁物质含量的测定
【标准号】:JISP8203-1998
【标准状态】:作废
【国别】:日本
【发布日期】:1998-11-20
【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】:TechnicalCommitteeonPaperandPulp
【标准类型】:()
【标准水平】:()
【中文主题词】:纸浆;试验;水分测定;试样;水含量的测定;干燥
【英文主题词】:paperpulp;watercontentdetermination;samples;testing;
【摘要】:この規格は,パルプ試料の絶乾率の試験方法について規定する。この方法は,所定乾操温度で蒸発する水以外の揮発物を含むパルプにけ適用しない。また,この方法は,実験室におけるパルプの物理?化学試験用試料の絶乾率が必要なときに用いる方法で,スラッシュパルプ及び販売用パルプのロットの質量計算には適用しない。
【中国标准分类号】:Y31
【国际标准分类号】:85_040
【页数】:6P;A4
【正文语种】:日语
