SAE AMS4003 Aluminum Alloy, Sheet and Plate, 0.12cu (1100-H14), Strain Hardened (Cancelled Apr 2007, Superseded by ASTM
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来源:标准资料网
Product Code:SAE AMS4003
Title:Aluminum Alloy, Sheet and Plate, 0.12cu (1100-H14), Strain Hardened (Cancelled Apr 2007, Superseded by ASTM B 209 alloy 1100, temper H14)
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers an aluminum alloy in the form of sheet and plate 1 .000 inch (25.40 mm) and under in nominal thickness.
基本信息
标准名称: | 辊式颗粒破碎机 |
中标分类: |
农业、林业 >>
农、林机械与设备 >>
畜牧、家禽机械与设备 |
替代情况: | 转化为LS/T 3607-1992 |
发布日期: | 1992-12-30 |
实施日期: | 1993-06-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 11页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 农业 林业 农 林机械与设备 畜牧 家禽机械与设备
【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part4-16:Data-linklayerprotocolspecification-Type16elements
【原文标准名称】:工业通讯网络.数据总线规范.第4-16部分:数据联络层协议规范.16型元件
【标准号】:IEC61158-4-16-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC65C
【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;数据链层;数据连接系统;数据处理;数据设备;数据传送;定义;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;链路层;开放系统互连;OSI;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】:Bodies;Bussystems;Buses(dataprocessing);Circuitnetworks;Codenumbers;Communication;Communicationmedia;Communicationsystems;Communicationtechnology;Control;Controlandcomputertechnology;Controlequipment;Controlsystems;Controltechnology;Controls;Cycle-time;Data;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Datarates;Dataservices;Datatransfer;Definitions;Digital;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electricmachines;Electricalequipment;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Industrialmachines;Informationinterchange;Informationprocessing;Informationtechnology;Initialization;Interfaces;Interfaces(dataprocessing);Linklayers;Machines;Mechanicalengineering;Numericalcontrol;Opensystemsinterconnection;OSI;Powertransmissionsystems;Processcontrol;Processcontrolengineering;Processcontrolsystems;Protocolspecification;Protocols;Real-time;Real-timesystems;Serial;Signals;Specification;Specification(approval);Structure;Surveillance(approval);Transmission;Transmissionmedia;Transmissionprotocol
【摘要】:1.1GeneralThedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidescommunicationopportunitiestoallparticipatingdata-linkentitiesa)inasynchronously-startingcyclicmanner,accordingtoapre-establishedschedule,andb)inacyclicoracyclicasynchronousmanner,asrequestedeachcyclebyeachofthosedata-linkentities.Thusthisprotocolcanbecharacterizedasonewhichprovidescyclicandacyclicaccessasynchronouslybutwithasynchronousrestartofeachcycle.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.Thispartofthisstandarddoesnotcontainteststodemonstratecompliancewithsuchrequirements.
【中国标准分类号】:N18;P76
【国际标准分类号】:25_040_40;35_100_20;35_160;35_240_50
【页数】:112P;A4
【正文语种】:英语