1、电子英语证书考试(PEC)-航空电子词汇 .xxV(ss) The impending low speed stall speed. xx is typically a number between 0.06 and 0.10. 1.06 of stick shaker speed would be an example. .3V(ss) Target approach speed indicator. 1.3 of stick shaker speed. 3-D, 4-D Three or four dimension 4096 Code The octal base, four-digit
2、 code used between framing pulses of a reply to identify the aircraft or for general use and emergency codes (XPD) 0 Base T 10 Mbps base band data transmission over twisted copper wire A ( 1 ) Auto tuned NAVAID ( 2 ) Amperes ( 3 ) Aileron ( 4 ) At or Above (Altitude Suffix) A-SMGCS Advanced Surface
3、Movement Guidance and Control System A66 ARINC 661 AAC Aeronautical Administrative Communications AAD Assigned Altitude Deviation AAI Airline Avionics Institute AAL Above Aerodome Level AAMP Advanced Architecture Micro-Processor AATS Aviation and Air Traffic Services AATT Advanced Aviation Transport
4、ation Technology A/B Autobrake ABE ARINC 429 Bus Emulator ABM Asynchronous Balanced Mode A-BPSK ( 1 ) Aeronautical Binary Phase Shift Keying ( 2 ) Aviation Binary Phase Shift Keying ABRV Abbreviation ABS Absolute AC ( 1 ) Advisory Circular ( 2 ) Alternating Current A/C Aircraft ACA Address Compressi
5、on Algorithm ACAC Air-Cooled Air Cooler ACAS Airborne Collision Avoidance System ACARS Aircraft Communications Addressing and Reporting System ACARS Polled Mode An ACARS mode of operation in which the airborne system transmits only in response to received uplink messages (polls) ACC ( 1 ) Active Cle
6、arance Control ( 2 ) Area Control Center Acclrm Accelerometer ACCTS Aviation Coordinating Committee for Telecommunications Services ACE ( 1 ) The control character meaning technical acknowledge ( 2 ) Actuator Control Electronics ( 3 ) Advanced Certification Equipment ACF ( 1 ) Area Control Facility
7、( 2 ) ACARS Convergence Function (ARINC 622) ACID Aircraft Identification ACIPS Airfoil and Cowl Ice Protection System ACK The control character meaning technical acknowledgement of an uplink, used in an ACARS System ACKNLGE Acknowledge ACMP Alternating Current Motor Pump ACMS Aircraft Condition Mon
8、itoring System ACO Aircraft Certification Office ACP Audio Control Panel ACRP Aircraft Certification Regulatory Program ACS ( 1 ) Active Control System ( 2 ) Audio Control System ACSG Aeronautical Communications Sub-Group ACT Active ACU ( 1 ) Apron Control Unit ( 2 ) Antenna Control Unit ( 3 ) Autop
9、ilot Control Unit A/D Analog-To-Digital AD Administrative Domain ADA Computer Programming Language ADAS Automated Weather Observing System Data Acquisition System ADATE Advanced Design Adaptive Test Executive ADC ( 1 ) Air Data Computer: A computer that receives inputs from temperature sensors as we
10、ll as static and pitot ports. Then it generates altitude, airspeed, vertical speed and several computed temperatures. ( 2 ) Analog-to-Digital Converter ADF Automatic Direction Finder: Receiver that provides bearings to radio frequency transmitters in a compatible frequency range. ADI Attitude Direct
11、or Indicator:A PFD display that provides pitch and roll information. ADIRS Air Data Inertial Reference System ADIRU Air Data Inertial Reference Unit ADL ( 1 ) Aeronautical Data Link ( 2 ) Airborne Data Loader (ARINC 615) ADLP ( 1 ) Airborne Data Link Protocol ( 2 ) Aircraft Data Link Processor (MODE
12、-S) ADLS Aeronautical Data Link Services ADM Air Data Module ADMS Airline Data Management System ADNS ARINC Data Network Service ADP Air Data Processor ADPCM Adaptive Pulse Code Modulation ADRAS Airplane Data Recovery and Analysis System ADS ( 1 ) Air Data System ( 2 ) Automatic Dependent Surveillan
13、ce: A surveillance technique in which aircraft automatically provide, via data link, data derived from on-board navigation and position fixing systems, including aircraft identification, four dimensional position and additional data as appropriate ( 3 ) Audio Distribution System ADS-A Automatic Depe
14、ndent SurveillanceAddress (aka ADS-C) ADS-B Automatic Dependent SurveillanceBroadcast ADS-C Automatic Dependent SurveillanceContract (aka ADS-A) ADSEL Address Selective. ASSR system electronically arranged to address each transponder selectively. Only a particular transponder will respond, thus avoi
15、ding garbling. ADSEL uses a monopulse technique to provide more accurate bearing measurement. ADSEL is compatible with DABS. (Refer to Mode S transponders.) ADSP Automatic Dependent Surveillance Panel ADSU ( 1 ) Automatic Dependent Surveillance System ( 2 ) Automatic Dependent Surveillance Unit ADTN
16、 Administrative Data Transmission Network ADV Advance AECU Audio Electronic Control Unit AEEC Airlines Electronic Engineering Committee AEG Aircraft Evaluation Group AEP ( 1 ) Audio Entertainment Player ( 2 ) Autopilot Engage Panel AERA Automated En Route traffic control AES Aircraft Earth Station A
17、EU Auxiliary Equipment Unit AF Airway Facilities AFC ( 1 ) Automatic Frequency Compensation ( 2 ) Automatic Frequency Control AFCAS Automatic Flight Control Augmentation System AFCS Automatic Flight Control System AFD ( 1 ) Adaptive Flight Display ( 2 ) Advanced Flight Deck ( 3 ) Autopilot Flight Di
18、rector AFDC Autopilot Flight Director Computer AFDS Autopilot Flight Director System AFDX Avionics Full Duplex Switched Ethernet AFEPS ACARS Front End Processing System AFI Authority Format Identifier AFIS ( 1 ) Airborne Flight Information System ( 2 ) Automatic Flight Information Service AFM Aircra
19、ft Flight Manual AFN ATS Facilities Notification AFS ( 1 ) Aeronautical Fixed Service ( 2 ) Airborne File Server ( 3 ) Automatic Flight System AFSS Automatic Flight Service Station AFSK Audio Frequency Shift Keying AFTN Aeronautical Fixed Telecommunications AFTRCC Aerospace and Flight Text Radio Coo
20、rdinating Council A/G Air/Ground AGACS Automatic Ground-Air Communication System. It is also known as ATCSS or DATA LINK. AGATE Advanced General Aviation Transport Experiment AGC Automatic Gain Control. AGC is used to maintain the output level of the receiver. AGIS Air Ground Intermediate System AGL
21、 Above Ground Level AGS ARINC 661 Graphics Server AH Alert Height: A height above the runway based on the characteristics of the aircraft and its fail operational landing system, above which a Category III approach would be discontinued and a missed approach initiated if a failure occurred in one of
22、 the redundant parts of the fail operational landing system, or in the relevant ground equipment. AHC Attitude Heading Computer: A computer that is part of the AHRS. Generates information for the pitch and roll displays. AHRS Attitude/Heading Reference Systems: System which measures and outputs airc
23、raft attitude and heading. AHS Attitude/Heading System: Either an AHRS or an IRS. AIDS Aircraft Integrated Data System AIT Advanced Intelligence Tape - used for the storage of digital video and audio files AIRAC Aeronautical Information Regulation and Control AIV Accumulator Isolation Valve AIX Adva
24、nced Interactive Executive AJPS AFEPS Journal Processing System A/L Autoland ALC Automatic Level Control. A circuit used to maintain the output of a transmitter regardless of variations in the attenuation of the system. ALE Automatic Link Establishment ALI Altimeter ALPA Airline Pilots Association A
25、LS ( 1 ) Application Layer Structure ( 2 ) Ambient Light Sensor ALSIP Clear ALT ( 1 ) Airborne Link Terminal ( 2 ) Alternate ( 3 ) Altimeter ( 4 ) Altitude ALT AHC Alternate Attitude Heading Computer ALTHOLD Altitude Hold Mode Altitude Height determined by barometric pressure Altitude Ring A continu
26、ous return across the display at a range equivalent to aircraft altitude (WXR) ALTN Alternate ALTS Altitude Select ALTS CAP Selected Altitude Capture: An autopilot flight director mode. ALU Arithmetic and Logic Unit AM Amplitude Modulation. A signal where the carrier signal is varied in amplitude to
27、 encode voice or data information. AMASS Airport Movement Area Safety System AMAT Aircraft Mount Alignment Detector AMC Avionics Maintenance Conference AMCP Aeronautical Mobile Communications Panel AME Amplitude Modulation Equivalent. An AM type signal that processes the modulated information signal
28、 and carrier frequency separately and then reconstructs the two signals to make an equivalent AM signal. AMI ( 1 ) Airline Modifiable Information ( 2 ) Alpha Margin Indicator:A device that displays the angle of attack. AMIU Area Microphone Interface Unit AMLCD Active Matrix Liquid Crystal Display AM
29、M Aircraft Maintenance Manual AMP ( 1 ) Audio Management Panel ( 2 ) Avionics Modernization Program AMS ( 1 ) Apron Management Service ( 2 ) Avionics Management Service AMS(R)S Aeronautical Mobile Satellite (Route) Service AMSS Aeronautical Mobile Satellite Service AMTOSS Aircraft Maintenance Task O
30、riented Support System. An automated data retrieval system. AMTS Aeronautical Message Transfer Service AMU Audio Management Unit AMUX Audio Multiplexer ANC Air Navigation Commission (ICAO) Aneroid An evacuated and sealed capsule or bellows that Capsule expands or contracts in response to changes in
31、pressure. ANICS Alaskan NAS Interfacility Communication System ANLP ARINC Network Layer Protocol ANP Actual Navigation Performance: Measure of the current estimated navigation performance, excluding Flight Technical Error (FTE). ANS ( 1 ) Ambient Noise Sensor ( 2 ) Area Navigation System ANSI Americ
32、an National Standards Institute ANSP Air Navigation Service Provider ANT Antenna ANTC Advanced Networking Test Center AOA Angle Of Attack AOC ( 1 ) Aeronautical Operational Control ( 2 ) Aircraft Operational Control ( 3 ) Airline Operational Control ( 4 ) Airport Obstruction Chart ( 5 ) Airport Operational Communications
