Automated Control System Certified for Unattended Engine room (ABS)自动控制系统注册无人机舱(ABS) Australian Central Credit Union澳大利亚中央信用合作社 Asia/Pacific Cultural Centre for UNESCO亚太地区的文化中心为联合国教科文组织(UNESCO) Association of C and C++ Users协会的C和c++的用户 Audio Center Control Unit音频中心控制单元 Association of Catholic College and Universities天主教大学和大学协会 Air Cooled Condensing Unit空气冷凝器单元 Association of C/C++ Users协会的C / c++的用户 Alabama Central Credit Union阿拉巴马州中部信用合作社 Alabama Community Credit Union阿拉巴马州的社会信用合作社