Product Code:SAE AS4678
Title:Nut, Bulkhead, Short Flareless
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
基本信息
| 标准名称： | 饲料中虾青素含量的测定 高效液相色谱法 |
| 发布部门： | 黑龙江省质量技术监督局 |
| 发布日期： | 2008-07-07 |
| 实施日期： | 2008-08-07 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2008-08-07 |
适用范围
没有内容
前言
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目录
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引用标准
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所属分类： 综合 经济 文化 供应与使用关系 社会学 服务 公司(企业)的组织和管理 行政 运输 娱乐 旅游
【英文标准名称】:Railwayapplications.Communication,signallingandprocessingsystems.Part2:Safetyrelatedcommunicationinopentransmissionsystems
【原文标准名称】:铁路设施.通信,信号和处理系统.开放运输系统通信安全
【标准号】:BSEN50159-2-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-05-15
【实施或试行日期】:2001-05-15
【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】:文电;电子设备及元件;数据传输;铁路信号;安全措施;铁路;数据处理;信号;通信设备
【英文主题词】:Communicationequipment;Databus;Dataprocessing;Dataprocessingsystem;Datatransmission;Definitions;Electronicequipmentandcomponents;Informationinterchange;Messages;Opensystems;OSI;Railwayapplications;Railwaysignals;Railways;Rollingstocks;Safety;Safetymeasures;Safetyoftransmission;Safetyrequirements;Signaltransmission;Signals;Specification(approval);Telecommunications;Transmissionsystems
【摘要】:ThisEuropeanStandardisapplicabletosafetyrelatedelectronicsystemsusinganopentransmissionsystemforcommunicationpurposes.Itgivesthebasicrequirementsneededinordertoachievesafetyrelatedtransmissionbetweensafetyrelatedequipmentconnectedtotheopentransmissionsystem.Thisstandardisapplicabletothesafetyrequirementspecificationofthesafetyrelatedequipment,connectedtotheopentransmissionsystem,inordertoobtaintheallocatedsafetyintegritylevel.Thepropertiesandbehaviouroftheopentransmissionsystemareonlyusedforthedefinitionoftheperformance,butnotforsafety.Thereforefromthesafetypointofviewtheopentransmissionsystemcanpotentiallyhaveanyproperty,asvarioustransmissionways,storageofmessages,unauthorizedaccess,etc.Thesafetyprocessshallonlyrelyonpropertieswhicharedemonstratedinthesafetycase.ThesafetyrequirementspecificationisapreconditionofthesafetycaseofasafetyrelatedelectronicsystemforwhichtherequiredevidencesaredefinedinENV50129.EvidenceofsafetymanagementandqualitymanagementhastobetakenfromENV50129.Thecommunicationrelatedrequirementsforevidenceoffunctionalandtechnicalsafetyarethesubjectofthisstandard.Thisstandardisnotapplicabletoexistingsystems,whichhadalreadybeenacceptedpriortothereleaseofthisstandard.Thisstandarddoesnotspecify:-theopentransmissionsystem;-equipmentconnectedtotheopentransmissionsystem;-solutions(e.g.forinteroperability);-whichkindsofdataaresafetyrelatedandwhicharenot.
【中国标准分类号】:S61
【国际标准分类号】:35_240_60;45_020
【页数】:48P.;A4
【正文语种】:英语