专业术语常用名词缩写中英文对照请选择您所要查询的字母:A-B-C-D-E-F-G-H-I-L-M-O-P-R-S-T-U-VA:Actuator执行器A:Amplifier放大器A:Attendance员工考勤A:Attenuation衰减AA:Antennaamplifier开线放大器AA:ArchitecturalAcoustics建筑声学AC:AnalogueController模拟控制器ACD:AutomaticCallDistribution自动分配话务ACS:AccessControlSystem出入控制系统AD:AddressableDetector地址探测器ADM:Add/DropMultiplexer分插复用器ADPCM:AdaptiveDifferentialulseCodeModulation自适应差分脉冲编码调制AF:AcousticFeedback声反馈AFR:Amplitude/FrequencyResponse幅频响应AGC:AutomatiGainControl自动增益控制AHU:AirHandlingUnit空气处理机组A-I:Auto-iris自动光圈AIS:AlarmIndicationSignal告警指示信号AITS:AcknowledgedInformationTransferService确认操作ALC:AutomatiLevelControl自动平衡控制ALS:AlarmSeconds告警秒ALU:AnalogueLinesUnit模拟用户线单元AM:AdministrationModule管理模块AN:AccessNetwork接入网ANSI:AmericanNationalStandardsInstitute美国国家标准学会APS:AutomaticProtectionSwitching自动保护倒换ASC:AutomatiS