Admissionn. 许可, 入会费, 承认 Admiraln. 舰队司令, 海军上将, 旗舰 Additional Dealer Markup额外的经销商标记 Asynchronous Disconnected Mode异步断路方式 Administration/Administrative管理/行政 Abductor Digiti Minimi小指（趾）展肌 Adaptive Delta Modulation自适应增量调制 Absolute Distance Measurement (instrumentation)绝对距离测量(仪器) Absolute Distance Meter (instrumentation)绝对距离一米(仪器) Arrow Diagramming Method箭线图法 Add / Drop Multiplexer分插复用器 Address Modification地址修改 Aid in Decision Making辅助决策 Air-Defence Missile防空导弹 Doxorubicin, Adriamycin阿霉素，多柔比星