ASTM C 877-2001 混凝土管、人孔和预制箱形截面用外部密封带的标准规范

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【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part6-9:Applicationlayerprotocolspecification—Type9elements
【原文标准名称】:工业通信网络.现场总线规范.应用层协议规范.9型元件
【标准号】:BSEN61158-6-9-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2008-06-30
【实施或试行日期】:2008-06-30
【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】: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;数据服务;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;EDP;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);开放系统互连;操作技术;OSI;过程控制工程;协议规范;协议;服务设施;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;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).1.2SpecificationsTheprincipalobjectiveofthisstandardistospecifythesyntaxandbehavioroftheapplicationlayerprotocolthatconveystheapplicationlayerservicesdefinedinIEC61158-5-9.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ItisthislatterobjectivewhichgivesrisetothediversityofprotocolsstandardizedinIEC61158-6.
【中国标准分类号】:L79
【国际标准分类号】:35_100_70;35_160;35_240_50
【页数】:102P.;A4
【正文语种】:英语


【英文标准名称】:Determinationofgasporosityandgaspermeabilityofhydraulicbinderscontainingembeddedradioactivewaste
【原文标准名称】:含放射废物水压粘合体的气孔和透气性的测定
【标准号】:ISO11599-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:粘合剂;液压的;透气性;孔隙率检验;污染控制;核能;辐射防护;试验;放射性物质;渗透性测量;放射性废物
【英文主题词】:Bindingagents;Gaspermeability;Hydraulic;Nuclearenergy;Permeabilitymeasurement;Pollutioncontrol;Porositytests;Radiationprotection;Radioactivematerials;Radioactivewastes;Testing
【摘要】:ThisInternationalStandarddescribestheprinciplesandmethodologiesofmeasuringbothgasopenporosityandpermeabilityofhydraulicbinder-basedmatricesusedforimmobilizationofradioactivewaste.Themeasurementscanbecarriedoutbyusingdifferentapparatusdesignedandconstructedonthebasisofafewrecommendedcharacteristics.Themeasurementscanbeperformedonsamplespreparedinalaboratoryortakenfromindustrialproduction.Samplescanbeobtainedbymouldingorbycoringablock.
【中国标准分类号】:F60
【国际标准分类号】:13_030_30;27_120_20
【页数】:16P;A4
【正文语种】:英语