【英文标准名称】:Dentalhandpieces-Part1:High-speedairturbinehandpieces(ISO7785-1:1997);GermanversionENISO7785-1:1999
【原文标准名称】:手持式牙科器械.第1部分:高速空气涡轮手持器械
【标准号】:ENISO7785-1-1999
【标准状态】:现行
【国别】:
【发布日期】:1999-08
【实施或试行日期】:
【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】:规范(验收);牙科器械;试验;牙科设备;牙科学;动力驱动;包装件;使用说明;手持器械;作标记;涡轮机
【英文主题词】:Dentalequipment;Dentalhandpieces;Dentalinstruments;Dentistry;Handpieces;Instructionsforuse;Marking;Packages;Powerdrives;Specification(approval);Testing;Turbines;Visualinspection(testing)
【摘要】:
【中国标准分类号】:C33
【国际标准分类号】:11_060_25
【页数】:9P.;A4
【正文语种】:英语


【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part6-9:Applicationlayerprotocolspecification-Type9elements(IEC61158-6-9:2007);EnglishversionEN61158-6-9:2008,onlyonCD-ROM
【原文标准名称】:工业通讯网络.现场总线规范.第6-9部分:应用层协议规范.9型元件.仅为CD-ROM
【标准号】:DINEN61158-6-9-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-09
【实施或试行日期】:2008-09-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:应用层;应用;总线系统;总线;电路网络;通信;计算机应用;计算机控制;控制;控制设备;控制系统;控制工艺学;数据总线;数据通信;数据交换;数据传输线;数据连接系统;数据网络;数据处理;数据设备;数据传送;数据传输控制规程;定义;数字的;数字数据;数字工程;电子数据处理;电气工程;电子仪器;电子系统;英语;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);开放系统互连;操作技术;OSI;过程控制工程;协议规范;协议;设备;规范;规范(验收);传输媒质;传输协议
【英文主题词】:Applicationlayer;Applications;Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Computerapplications;Computerizedcontrol;Control;Controlequipment;Controlsystems;Controltechnology;Databus;Datacommunication;Dataexchange;Dataline;Datalinksystem;Datanetwork;Dataprocessing;Dataservices;Datatransfer;Datatransmissioncontrolprocedures;Definition;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Opensystemsinterconnection;Operationaltechniques;OSI;Processcontrolengineering;Protocolspecification;Protocols;Services;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictotype9fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandarddefinesinanabstractwaytheexternallyvisiblebehaviorprovidedbytheType9fieldbusApplicationLayerintermsofa)theabstractsyntaxdefiningtheapplicationlayerprotocoldataunitsconveyedbetweencommunicatingapplicationentities,b)thetransfersyntaxdefiningtheapplicationlayerprotocoldataunitsconveyedbetweencommunicatingapplicationentities,c)theapplicationcontextstatemachinedefiningtheapplicationservicebehaviorvisiblebetweencommunicatingapplicationentities;andd)theapplicationrelationshipstatemachinesdefiningthecommunicationbehaviorvisiblebetweencommunicatingapplicationentities;and.Thepurposeofthisstandardistodefinetheprotocolprovidedto1)definethewire-representationoftheserviceprimitivesdefinedinIEC61158-5-5,and2)definetheexternallyvisiblebehaviorassociatedwiththeirtransfer.ThisstandardspecifytheprotocoloftheType9IECfieldbusapplicationlayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIApplicationLayerStructure(ISO/IEC9545).TheprincipalobjectiveofthisstandardistospecifythesyntaxandbehavioroftheapplicationlayerprotocolthatconveystheapplicationlayerservicesdefinedinIEC61158-5-9.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ItisthislatterobjectivewhichgivesrisetothediversityofprotocolsstandardizedinIEC61158-6.
【中国标准分类号】:N18;P76
【国际标准分类号】:35_100_70;35_160
【页数】:104P.;A4
【正文语种】:德语