| 缩写 | 全称 | 中文释义 |
|---|---|---|
| OPA | Office of Population Affairs (Department of Health and Human Services) | 人口事务厅(卫生及公众服务部) |
| OPA | Online Payment Agreement | 网上支付协议 |
| OPA | Office of Pharmacy Affairs | 药事办公室 |
| OPA | OroPharyngeal Airway | 口咽气道 |
| OPA | Online Personal Access | 联机个人访问 |
| OPA | Oil Painters of America | 美国油画家协会 |
| OPA | Online Public Access | 在线公共访问 |
| OPA | Ohio Pharmacists Association | 俄亥俄州药剂师协会 |
| OPA | Oatmeal Pale Ale | 燕麦淡麦芽酒 |
| OPA | Outcome Purpose and Action | 结果目的和行动 |