ARPANET ARPA Network ARPA网

ARPG Asphalt Rubber Producers Group (Tempe, Arizona) 沥青橡胶生产商,亚利桑那州)集团(

ARPU Average Revenue Per Unit 平均单位

ARROW Airworthiness Certificate, Radio Station License, Registration Certificate, Operating Limitations, Weight and Balance (documents required to be in an aircraft by the FAA) 适航证书、电台、经营许可、登记证书的局限性,重量和平衡(单据必须在飞机被联邦航空局)

ARS International Applied Reliability Symposium 国际应用可靠性专题讨论会

ARSA Associate of the Royal Scottish Academy 联想的苏格兰皇家艺术学院

ARSR Ammunition Required Supply Rate 所需弹药供给速度

ART Annual Renewable Term (life insurance) 每年更新的期限(人寿保险)

ARV Acquisition Review Committee 采集审查委员会

AS American Samoa (US postal abbreviation) 美属萨摩亚群岛(美国邮政缩写)

ASA Angle Side Angle (geometry) 角边角度(几何学)

ASAP Automated Standardized Administrative Program (US Marine Corps) 自动化的标准化行政程序(美国海军陆战队的)

ASBMB American Society for Biochemistry & Molecular Biology 美国社会对生物化学与分子生物学

ASC Authorized Service Center 苹果授权服务中心

ASCAP American Society of Composers, Authors, & Publishers 美国社会的作曲家、作者和出版商

ASCE Association for the Study of the Cuban Economy 研究协会的古巴经济

ASCII A Scientific Computer Internal Intelligence 一个计算机科学的内部情报

ASCP Airman Scholarship & Commissioning Program 飞行员奖学金及调试程序

ASDE Air Situation Data Exchange 空气状况的数据交换

ASDI Active Directory Service Interfaces (Microsoft Windows 2000) 活动目录服务接口(微软视窗2000)