oa

OA Operating Agency 营业机构

OA Occupational Asthma 职业性气喘

OA Operating Authorization 经营许可

OA Operational Area 工作地区

OA Ordinary Annuity 普通年金

OA Optic Axis 眼轴

OA Original Article 研究论文, 原着

OA Optoacoustics n. 光声学

OA Offensive Action 进攻行动

OA Off-line Analysis 离线分析

OA Overactive adj. 过度活化的(过于活泼的, 过多的, 过分的)

OA Obligational Authority 使用专款授权

OA Obstacle Avoidance 排除故障

OA Operational Assistance 业务协助

OA Office of Applications 办公室的应用

OA On Air (TV, radio) 在空气(电视,广播)

OA Output Acknowledge 输出承认

OA Orientation Advisor (school) 定位顾问(学校)

OA Optical Augmentation 光学扩增

OA Operator Assistant 经营者助理