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缩写原文解释ACAlternatingCurrent交流电A/CAirConditioning空气调节ACBAirCircuitBreaker空气断路器ACSAccessControlSystem门禁系统AFCAutomaticFareCollection自动售检票系统AGPAcceleratedGraphicsPort加速图形端口AHUAirHandlingUnit空调机AI/AOAnalogInput/AnalogOutput模拟量输入/模拟量输出ANSIAmericanNationalStandardInstitute美国国家标准委员全ARMAvailabilityReliabilityMaintainability可用性/可靠性/可维护性ARMAdvancedRISCMachine先进的RISC机器ARPAddressResolutionProtocol地址解析协议ASCIIAmericanStandardCodeforInformationInterchange美国信息互换标准代码ASICApplicationSpecificIntegratedCircuit特殊用途的集成电路ASDAutomaticSlidingDoor滑动门ATCAutomaticTrainControl自动列车控制ATOAutomaticTrainOperation自动列车运行ATPAutomaticTrainProtection自动列车防护ATSAutomaticTrainSupervision自动列车监控AVAudioVideo音像AWGAmericanWireGauge美国导线量规BASBuildingAutomaticSystem环境与设备监控系统BpsBitspersecond比特/秒B/sBytespersecond字节/秒BVButterflyValve蝶阀BZT备用电源自动投入CADComputerAidedDesign计算机辅助设计CD-ROMCompactDisk-ROM光盘只读存储器C/SClient/Server客户机/服务器CCITTConsultativeCommitteeonInternationalTelephoneandTelegraph国际电报电话咨询委员会CCTVClosedCircuitTelevision闭路电视系统CISCComplexInstructionSetComputer复杂指令集计算机CIUCommunicationInterfaceUnit通信接口单元CLKClock时钟系统CMCSCentralMainControlSystem中央主控系统COPCoefficientofPerformance性能系数CORBACommonObjectRequestBrokerArchitecture公共对象请求代理体系结构COTSCommercialOfftheShelf商业现货CPUCentralProcessingUnit中央处理器缩写原文解释CRTCathode-RayTube阴极射线管CSMA/CDCarrierSenseMultipleAccess/CollisionDetection载波侦听多路访问/冲突检测DCDirectCurrent直流电DCCDepotControlCentre车辆段控制中心DCUDoorControlUnit门控单元DDCDirectDigitalController直接数字控制器DI/DODigitallnput/DigitalOutput数字量输入/数字量输出DINDeutscheIndustrie-Norm德国工业标准DISDetailedInterfaceSpecification详细接口规范DITPDetailedInterfaceTestPlan详细接口测试计划DLPDigitalLightProcessing数字光处理DMCSDepotMainContro1System车辆段主控系统DSSDecisionSupportSystem决策支持系统DVD-ROMDigitalVersatileDisk-ROM只读数字通用光盘EAFExhaustAirFan排风机ECSEnvironmentControlSystem环境控制系统EEDEmergencyEgressDoor应急门EIAElectricIndustriesAssociation（美国）电子工业协会EMCElectroMagneticCompatibility电磁兼容性EMCSEquipmentsMonitoringandControlSystem机电设备监控系统EMIElectroMagneticInterference电磁干扰EPROMErasableandProgrammableROM可擦可编程只读存储器EPSEmergencyPowerSupply应急电源ESSEmergencyStopSwitch紧急停车按钮FAFactoryAutomation工厂自动化FACFinalAcceptanceCertification最终验收FASFireAlarmSystem火灾报警系统FATFactoryAcceptanceTest工厂验收测试FBDFunctionBlockDiagram功能块图FCFiberChannel光纤通道FEPFrontEndProcessor前端处理机FGFloodGate防淹门FTAFaultTreeAnalysis故障树分析FTPFileTransferProtocol文件传输协议GOTGraphicalOperatingTerminal图形操作终端GUIGraphicalUserinterface图形用户接口GWSGraphicWorkStation图形工作站HCIHuman-ComputerInterface人-计算机接口HDLCHighleverDataLinkControl高级数据链路控制协议HMIHuman-MachineInterface人机接口HVACHeatingVentilatingAirConditioning采暖、通风和空调缩写原文解释HWDSHardwareDesignSpecification硬件设计规范IASIntegratedAutomationSystem综合自动化系统IBPIntegratedBackupPanel综合后备盘ICMPInternetControlMessageProtocol网际控制报文协议IECInternationalElectrotechnicalCommission国际电工技术委员会IEEEInstituteofElectrical&ElectronicEngineers电气与电子工程师协会iFATIntegratedFAT工厂集成验收测试ILInstructionList语句表I/OInput/Output输入/输出IPInternetProtocol网际互联协议IRSInterfaceRequirementSpecification接口需求说明书iSATIntegratedSAT现场集成验收测试ISOInternationalOrganizationforStandardization国际标准化组织ISCSIntegratedSupervisoryControlSystem综合监控系统ITUInternationalTelecommunicationUnion国际电信联盟ITU-RInternationalTelecomUnion-Radio国际电信联盟—无线ITU-TInternationalTelecomUnion-Telecom国际电信联盟—通信LANLocalAreaNetwork局域网LCDLiquidCrystalDisplay液晶显示器LCPLocalControlPanel就地控制盘LDLadderDiagram梯形图LEDLightEmittingDiode发光二极管LTOLinearTapeOpen开放的线性磁带协议LVLowVoltage低压MANMetropolitanAreaNetwork城域网MBMODBUSModbus协议MB＋MODBUSPlusMB＋协议MBNMCSBackboneNetwork主控骨干网MCSMainControlSystem主控系统MESManufactureExecutingSystem制造执行系统MISManagementInformationSystem管理信息系统MMIMan-Machineinterface人机界面MOVMotorOperatingValve电动阀MTBFMeanTimeBetweenFailures平均故障间隔时间MTTRMeanTimeToRepair平均修复时间NEMANationalElectricalManufacturingAssociation国际电气制造协会NFSNetworkFileSystem网络文件系统NMSNetworkManagementSystem网络管理系统NTPNetworkTimeProtocol网络时间协议OAOfficeAutomation办公自动化OBSOrganizationalBreakdownStructure组织分解结构OCCOperatingControlCentre控制中心缩写原文解释ODVAOpenDeviceNetVenderAssociations开放设备网供应商协会O/EOptical/Electrical光/电转换器OPSOverviewProjectionSystem大屏幕系统OSOperationStation/OperatingSystem操作站/操作系统OSIOpenSystemInterconnectReferenceModel开放系统互连参考模型OTEOverheadTrackExhaust轨上排风机PA（S）PublicAddress（System）公共广播（系统）PACPreliminaryAcceptanceCertification初步验收PCPersonalComputer/ProgrammableController个人计算机/可编程控制器PCIPeripheralComponentInterconnect外设部件互联PCUProcessControlUnit过程控制单元PgMTProgram&MaintenanceTerminal编程与维护工作站PIDProportionalIntegralDifferential比例积分微分PISPassengerInformationSystem乘客信息系统PLCProgrammableLogicController可编程控制器PSParticularSpecification特殊规格书PSCPSDSystemController屏蔽门系统控制器PSCADAPowerSCADA电力监控系统PSDPlatformScreenDoor屏蔽门PSLPSDSystemLocalController屏蔽门系统就地控制器PTIPositionTrainIdentification列车位置标识PTWPermittoWork工作许可QAQualityAssurance服务保证QCQualityControl服务控制QoSQualityofService服务质量RAIDRedundantArrayofIn-expensiveDisks廉价冗余磁盘阵列RAMRandomAccessMemory随机存储器RASReliabilityAvailabilityServiceability可靠性、可用性、可维护性REFReturnedExhaustFan回排风机RGBRedGreenBlue红绿蓝RHRelativeHumidity相对湿度RI/ORemoteIO远程IORISCReducedInstructionSetComputer精简指令集计算机ROMReadOnlyMemory只读存储器RTURemoteTe