ANSI/ASME B107.50M-1998 手工工具.砖凿和劈砖枕垫.安全要求
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【英文标准名称】:HandTools-BrickChiselsandBrickSets-SafetyRequirements
【原文标准名称】:手工工具.砖凿和劈砖枕垫.安全要求
【标准号】:ANSI/ASMEB107.50M-1998
【标准状态】:作废
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:凿子;手工工具;安全要求
【英文主题词】:Chisels;Construction;Design;Handtools;Masonchisels;Masonry;Metric;Partingtools;Safetyrequirements;Strikingtools;Testing;Tooltests;Tools
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:13_100;25_140_30
【页数】:
【正文语种】:英语
【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part6-18:Applicationlayerprotocolspecification-Type18elements
【原文标准名称】:工业通信网络.现场总线规范.第6-18部分:应用层协议规范.18型元件
【标准号】:IEC61158-6-18-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-08
【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】: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;数字数据;数字工程;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;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;Definitions;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Opensystemsinterconnection;Operationaltechniques;OSI;Processcontrolengineering;Protocolspecification;Protocols;Services;Transmissionmedia;Transmissionprotocol
【摘要】:TheFieldbusApplicationLayer(FAL)providesuserprogramswithameanstoaccessthefieldbuscommunicationenvironment.Inthisrespect,theFALcanbeviewedasa“windowbetweencorrespondingapplicationprograms”.Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType18fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandardspecifiesinteractionsbetweenremoteapplicationsanddefinestheexternallyvisiblebehaviorprovidedbytheType18fieldbusapplicationlayerintermsofa)theformalabstractsyntaxdefiningtheapplicationlayerprotocoldataunitsconveyedbetweencommunicatingapplicationentities;b)thetransfersyntaxdefiningencodingrulesthatareappliedtotheapplicationlayerprotocoldataunits;c)theapplicationcontextstatemachinedefiningtheapplicationservicebehaviorvisiblebetweencommunicatingapplicationentities;d)theapplicationrelationshipstatemachinesdefiningthecommunicationbehaviorvisiblebetweencommunicatingapplicationentities.Thepurposeofthisstandardistodefinetheprotocolprovidedtoa)definethewire-representationoftheserviceprimitivesdefinedinIEC61158-5-18,andb)definetheexternallyvisiblebehaviorassociatedwiththeirtransfer.ThisstandardspecifiestheprotocoloftheType18fieldbusapplicationlayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498-1)andtheOSIapplicationlayerstructure(ISO/IEC9545).
【中国标准分类号】:M11
【国际标准分类号】:25_04_40;35_100_70;35_110
【页数】:64P.;A4
【正文语种】:英语
Product Code:SAE AMS5361
Title:Steel Castings, Sand and Centrifugal, Corrosion and Heat Resistant, 18.5Cr - 13.5Ni - 2.1Mo, Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat resistant steel in the form of sand or centrifugal castings.