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AA assistance administrator [UNDP] 助理署长

AA Access Agent 访问代理

AA Associate in Arts 文科准学士学位

AA Administrative Associate 行政联系在一起

AA Anaheim Angels (major league baseball team) 天使(阿美国职业棒球大联盟的球队)

AA Attendance Allowance (UK housing subsidy) 住房补贴护理津贴(英国)

AA Aspect Angle (aviation) 角(航空)方面

AA Advantage Agreement (SprintPCS contract) SprintPCS协议(合同)的优势

AA Attenuation Adaptivity Adaptivity衰减

AA Absent All (day; attendance record) 每天都缺席,“在学暨出勤证明书”()

AA AUSCERT Advisory (Australian Computer Emergency Response Team) AUSCERT咨询(澳洲计算机应急响应小组)

AA Advanced Agreement 先进的协议

AA Advices of Allowance 建议补贴

AA Auto Assault 自动攻击

AA American Anthropologist (organization/newsletter) 美国人类学家(组织/通讯)

AA ANDVT Airterm (US DoD; ANDVT = Advanced Narrowband Digital Voice Terminal) ANDVT Airterm(美国国防部;ANDVT =先进窄带数字语音终端)

AA Aluminum Association 铝协会

AA Accredited in Accountancy 在会计认可

AA Alternate/Alternative Analysis 互生或替代分析

AA American Anthropology (scientific group) 美国人类学(科学小组)