American Physicists Association
American Shipmasters Association
American Association for Agriculture
American Association for Colleges
American Management Association
American Economic Association
American Communication Association
American Cotton Association
American Association for Contamination Control
American Radio Association
American Heart Association
American Lung Association
American Maritime Association
American Association College Teaching
共轭亚油酸乙酯
快速资源管理
美国大学教育协会
高铁"酸盐
高铁酸盐
高铁(Ⅵ)酸盐
六价铁酸盐
American Arbitration Association
American Public Health Association
American Association of State College
American association for advancement of science