| PTR | Power Transformers | 电源变压器 |
| PTR | platelet transfusion refractoriness | 血小板输注无效 |
| PTR | Problem Tracking System | 問題追蹤報告系統 |
| PTR | Pittsburgh Tribune Review (Pittsburgh, Pennsylvania newspaper) | 匹兹堡论坛报评论（匹兹堡，宾夕法尼亚州报纸） |
| PTR | Preliminary Technical Review | 初步技术审查 |
| PTR | Pressure Test Record | 压力试验记录 |
| PTR | Pool Test Reactor (Chalk River, Ontario; built in 1957, retired 1990) | 水池试验反应堆（安大略省Chalk River；建于1957年，1990年退役） |
| PTR | Proton Transfer Reaction | 质子转移反应 |
| PTR | Performance Tuning Request | 性能调整请求 |
| PTR | Problem Trouble Report | 问题故障报告 |
| PTR | Pilomatricoma | 皮洛马里科瘤 |
| PTR | Prosperity Through Rice | 通过大米实现繁荣 |
| PTR | Project Technical Representative | 项目技术代表 |
| PTR | Partner | 搭档 |
| PTR | Pneumatic Tyre Roller | 充气轮胎压路机 |
| PTR | Portable Timing Routines | 便携式计时例程 |
| PTR | Painter | 油漆匠 |
| PTR | Packet Transmission Rate | 分组传输速率 |
| PTR | Physical Transmission Rights | 物理传输权 |
| PTR | Patellar Tendon Reflex | 髌骨肌腱反射 |
| PTR | Pre-Trial Release | 预试发布 |
| PTR | Qwk reader pointer file (QMail) | Qwk读取器指针文件（QMail） |
| PTR | Protoss Terran Republic | 神族人族共和国 |
| PTR | Progress Through the Ranks | 通过等级的进步 |
| PTR | Pupil Teacher Ratio | 师生比 |
| PTR | Peptidyl Transferase Ring | 肽基转移酶环 |
| PTR | Cursor image file (OS/2 PTR file) | 光标图像文件(OS / 2光敏文件) |
| PTR | Professional Tennis Registry | 专业网球注册处 |
| PTR | Port Terminal Railroad of South Carolina | 南卡罗来纳州港口码头铁路 |
| PTR | Pay To Read | 付费阅读 |
| PTR | Portable Test Range | 便携式测试范围 |
| PTR | patient termination record | 患者终止记录 |
| PTR | Part Time Regular | 定期兼职 |
| PTR | post-tetanic repetition | 强直后重复 |
| PTR | Program Tape Reader | 程序磁带读取器 |
| PTR | Paid To Read | 付费阅读 |
| PTR | Production Trial Run | 生产试运行 |
| PTR | Palms To Rear | 手掌至后部 |
| PTR | Problem Tracking Report | 问题跟踪报告 |
| PTR | Parabolic Trough Receiver | 抛物线槽形接收器 |
| PTR | Primary Training Range | 初级训练范围 |
| PTR | perlsucht tuberculin rest | perlsucht结核菌素休息 |
| PTR | Plant Thermal Reduction | 电厂热还原 |
| PTR | plasma transfusion reaction | 血浆输血反应 |
| PTR | psychotic trigger reaction | 精神病性触发反应 |
| PTR | Professional Tax Receipt | 专业税务收据 |
| PTR | patella tendon reflex | 髌骨肌腱反射 |
| PTR | Price to Retailer | 零售商价格 |
| PTR | Pointer (as used in DNS records; an address points to a name) | 指针（用于DNS记录；地址指向名称） |
| PTR | Pattern-Theoretic Recognition | 模式理论识别 |
| PTR | Public Transport Rate | 公共交通费率 |
| PTR | Public Test Realm (gaming, World of Warcraft) | 公共测试领域（游戏、魔兽世界） |
| PTR | Proven Track Record | 经验证的业绩记录 |
| PTR | Pupil/Teacher Ratio | 教师比学生/ |
| PTR | Paper Tape Reader | 纸带读取器 |
| PTR | Particle Transfer Roller | 颗粒转移辊 |
| PTR | Production Trial Review | 生产试验审查 |
| PTR | Production Test Requirements | 生产测试要求 |
| PTR | Project Technical Review | 项目技术审查 |
| PTR | Philippine Tax Registration | 菲律宾税务登记 |
| PTR | Problem Trouble Record | 问题故障记录 |
| PTR | Programa de Transformacion Regional | 区域转型计划 |
| PTR | Program Trouble Report | 程序故障报告 |
| PTR | Port Thermal Radiator | 端口散热器 |
| PTR | Project Team Review | 项目团队审查 |
| PTR | Pre-Commissioning Test Report (electrical) | 预调试测试报告（电气） |
| PTR | Preliminary Title Report | 初步标题报告 |
| PTR | Program Technical Report | 项目技术报告 |