| PRR | Policy Research Report (Worldbank) | 政策研究报告（世界银行） |
| PRR | Product Review Report | 产品评审报告 |
| PRR | Prison Release Reoffender | 监狱释放罪犯 |
| PRR | Production Readiness Review | 生产准备审查 |
| PRR | Personnel Requirements Report | 人员需求报告 |
| PRR | Pressure Regulator | 压力调节器 |
| PRR | Pulse Repetition Rate | 脉冲重复率 |
| PRR | Pseudo Response Regulator (cell physiology) | 伪反应调节器（细胞生理学） |
| PRR | Passenger Reservation Request | 乘客预订请求 |
| PRR | Production Revision Request | 生产修订请求 |
| PRR | Pennsylvania Railroad | 宾夕法尼亚铁路公司 |
| PRR | Program Readiness Review | 项目准备审查 |
| PRR | Problem Reporting and Resolution (quality management) | 问题报告和解决（质量管理） |
| PRR | Priority Round Robin | 优先级循环 |
| PRR | Primary Reference Receiver (Datum) | 主参考接收器（基准） |
| PRR | Personnel Readiness Review (US Army) | 人员准备审查（美国陆军） |
| PRR | Puerto Rico Supreme Court Reports | 波多黎各最高法院报告 |
| PRR | Parts Replacement Request | 零件更换请求 |
| PRR | Personal Role Radio | 个人角色广播 |
| PRR | Property Rights Research | 产权研究 |
| PRR | Pure Rock Report | Pure Rock报告 |
| PRR | Pacific Rim Resources, Inc. | 环太平洋资源公司。 |
| PRR | Peoples Republic Of Romania | 罗马尼亚人民共和国 |
| PRR | Pleasant Run Run | 愉快的跑步 |
| PRR | Posting Rules Read | 已读取过帐规则 |
| PRR | Private Residence Resorts | 私人住宅度假村 |
| PRR | Pennsylvania RailRoad (now ConRail) | 宾夕法尼亚铁路（现为ConRail） |
| PRR | Project Renovation Requisition | 项目改造申请 |
| PRR | Polycarbonate Replacement Resin | 聚碳酸酯替代树脂 |
| PRR | Perfect Resume data file (Perfect Resume) | 完美简历数据文件（完美简历） |
| PRR | Preview, Read, And Recall | 预览、阅读和回忆 |
| PRR | Policy Research Report | 政策研究报告 |
| PRR | Pattern Recognition Receptor (immunology) | 模式识别受体（免疫学） |
| PRR | Pure Reason Revolution (band) | 纯粹理性革命（乐队） |
| PRR | Personnel Replacement Requirements | 人员更换要求 |
| PRR | Pyrochemical Reduction | 热化学还原 |
| PRR | Prairie (street suffix) | 草原（街道后缀） |
| PRR | Preventive Resin Restoration (dentistry) | 预防性树脂修复（牙科） |
| PRR | Packet Resource Request | 数据包资源请求 |
| PRR | Program Requirements Review | 项目需求评审 |
| PRR | Personnel Resource Roster | 人事资源名册 |
| PRR | Production Revision Record | 生产修订记录 |
| PRR | Pressure Rise Rate | 压力上升率 |
| PRR | Protective Response Recommendation | 保护性响应建议 |
| PRR | Pilot Record Request | 飞行员记录请求 |
| PRR | Peachtree Road Race (10K footrace; Atlanta, GA, USA) | 桃树公路赛（10公里赛跑；美国佐治亚州亚特兰大） |
| PRR | Problem Resolution Report | 问题解决报告 |
| PRR | Preliminary Requirements Review | 初步需求审查 |
| PRR | Profiling Reflectance Radiometer (optical instrument measuring upwelling and downwelling light in a water column) | 轮廓反射辐射计（测量水柱中上升和下降光的光学仪器） |
| PRR | point of rspiratory reversal | 呼吸反转点 |
| PRR | proton relaxation rate | 质子弛豫率 |