A>B A is greater than B (A 大于 B)
A≥B A is greater than or equal to B (A 大于或等于 B)
A<B A is less than B (A小于B)
A≤B A is less than or equal to B (A小于或等于B)
A/BRK Autobrake (自動剎車)
A/C Aircraft (飛機)
A/P Autopilot (自動駕駛)
AP Autopilot (自動駕駛)
A/S Airspeed (空速)
A/SKID Anti-skid (防滯)
A/THR Auto Thrust (自動推力)
AA Airworthiness Authorities (適航當局)
AAL Above Aerodrome Level(高于機場高)
AAT Aircraft Allocation Table (飛機分配表)
AB Abort (中斷)
ABCU Alternate Braking Control Unit (備用剎車控制裝置)
ABN Abnormal (非正常)
ABV Above (以上)
AC Alternating Current (交流電)
ACARS
ARINC Communication Addressing and Reporting System (飛機通訊尋址和
報告系統(tǒng))
ACAS Airbrone Collision Avoidance System (機載防撞避讓系統(tǒng))
ACCEL Acceleration (加速)
ACC Active Clearance Control (轉子工作間隙控制)
ACCU Accumulator (蓄壓器)
ACP Audio Control Panel (音頻控制面板)
ACS Aircraft Configuration Summary(飛機構型總結)
ACSC Air Conditioning System Controller (空調系統(tǒng)控制器)
ACT Additional Center Tank (附加中央油箱)
ADC Air Data Computer(大氣數(shù)據(jù)計算器)
ADF Automatic Direction Finder (自動定向機)
ADIRS Air Data Inertial Reference System (大氣數(shù)據(jù)及慣性基準系統(tǒng))
ADIRU Air Data Inertial Reference Unit (大氣數(shù)據(jù)/慣性基準組件)
ADM Air Data Module (大氣數(shù)據(jù)模塊)
ADR Air Data Reference (大氣數(shù)據(jù)基準)
ADS-B Automatic Dependent Surveillance - Broadcast(自動相關監(jiān)控-發(fā)送)
ADS-C Automatic Dependent Surveillance - Contract(自動相關監(jiān)控-契約)
ADV Advisory (咨詢)
AEVC Avionic Equipment Ventilation Controller (電子設備通風控制器)
AFM Airplane Flight Manual (飛機飛行手冊)
AFS Auto Flight System (自動飛行系統(tǒng))
AGL Above Ground Level (場高)
AIDS Aircraft Integrated Data System (飛機綜合數(shù)據(jù)系統(tǒng))
AIL Aileron (副翼)
AIME Autonomous Integrity Monitoring Extrapolation (自發(fā)式內(nèi)置監(jiān)控推斷)
AIP Attendant Indication Panel (乘務員指示面板)