| MRT | Mauritania (ISO Country code) | 毛里塔尼亚（ISO国家代码） |
| MRT | mass rapid transit system | 大众捷运系统 |
| MRT | Multiple Render Targets | 多重渲染目标 |
| MRT | Markeing Relability Testing | 信赖性测试 |
| MRT | Mauritania | 毛利塔尼亚 |
| MRT | Air Mauritanie, Mauritania (ICAO code) | 毛里塔尼亚毛里塔尼亚航空公司（ICAO代码） |
| MRT | Modified Rhyme Test | 修改的押韵测试 |
| MRT | Mass Rapid Transit | 大众捷运 |
| MRT | Mobile Response Team (law enforcement; disaster preparedness; public health) | 机动反应小组（执法；备灾；公共卫生） |
| MRT | Mean Response Time | 平均响应时间 |
| MRT | Magnetic Resonance Tomography | 磁共振层析成像 |
| MRT | Medical Record Transcriptionist | 病历记录员 |
| MRT | Mobile Radio Technology (magazine) | 移动无线电技术（杂志） |
| MRT | Master Reference Terminal | 主参考端子 |
| MRT | Mineral Resources Tasmania | 塔斯马尼亚矿产资源 |
| MRT | Multi-Threaded Routing Toolkit | 多线程路由工具包 |
| MRT | Materiel Routing Tool | 物资路由工具 |
| MRT | Medical Regulating Team | 医疗调节组 |
| MRT | Master of Respiratory Therapy | 呼吸治疗硕士 |
| MRT | Metro Rail Transit (Philippines) | 地铁轨道交通（菲律宾） |
| MRT | Maintainability Review Team | 可维修性审查组 |
| MRT | Miniature Receive Terminal | 微型接收终端 |
| MRT | Maximal Ratio Transmission | 最大传动比 |
| MRT | Metropolitan Rapid Transport (Taipei) | 都市快速交通（台北） |
| MRT | Model Reference Test | 模型参考试验 |
| MRT | Medical Radiologic Technology | 就读医用放射技术 |
| MRT | Muscle Response Testing | 肌肉反应测试 |
| MRT | Mishap Response Team (NASA) | 灾难应对小组（NASA） |
| MRT | Museum of Radio and Technology (Huntington, West Virginia) | 无线电与技术博物馆（西弗吉尼亚州亨廷顿） |
| MRT | Medical Response Technician | 医疗响应技术员 |
| MRT | Mine Risk Reduction Teams | 矿山风险降低团队 |
| MRT | Mean Restoral Time | 平均静息时间 |
| MRT | Medical Response Team | 医疗响应小组 |
| MRT | Maintenance Recovery Team | 维护恢复团队 |
| MRT | Midland Reporter Telegram (Midland, TX, USA) | 米德兰记者电报（美国德克萨斯州米德兰） |
| MRT | Medium Range Target | 中程目标 |
| MRT | Military Rated Thrust | 军用额定推力 |
| MRT | Material Readiness Test | 材料准备试验 |
| MRT | Master Reading Teacher | 阅读大师教师 |
| MRT | Mail Relay Test | 邮件中继测试 |
| MRT | IEEE Micro Robots and Teleoperators Workshop | IEEE微型机器人和电信运营商研讨会 |
| MRT | Männer organisieren Radikale Therapie | Männer organisieren Radikale Therapie |
| MRT | Mass Rice Train | 大众大米列车 |
| MRT | Moral Recognition Therapy | 道德认知疗法 |
| MRT | Malignant Rhabdoid Tumour | 恶性横纹肌肉瘤 |
| MRT | Mass Rafflesian Transit | 大众Rafflesian公交 |
| MRT | Missile Round Trainer | 导弹整发弹训练器 |
| MRT | Multiple Requesting Terminal | 多个请求终端 |
| MRT | Medical Radiologic Technologist | 医学放射技师 |
| MRT | Mass Rapid Transport | 大规模快速运输 |
| MRT | Management Review Team | 管理评审组 |
| MRT | Mass Railway for Tourists | 游客大众铁路 |
| MRT | Mobile Radio Telephone | 移动无线电话 |
| MRT | Mission Rehearsal Training | 任务排练训练 |
| MRT | Missile Round Transporter | 导弹整发弹运输车 |
| MRT | Manpower Requirements Team | 人力需求团队 |
| MRT | Material Request Transaction | 物料请求事务处理 |
| MRT | Mountain Rescue Team | 山地救援队 |
| MRT | Manpower Restructuring Team | 人力重组团队 |
| MRT | Magnetic Resonance Therapy | 磁共振治疗 |
| MRT | Multi-Rotational Trebuchet | 多旋转投石机 |
| MRT | Military Ruggedized Tablet | 军用加固平板电脑 |
| MRT | Manpack Receive Terminal | Manpack接收终端 |
| MRT | Mission Readiness Test | 任务准备测试 |
| MRT | Minimum Resolvable Temperature | 最低可溶解温度 |
| MRT | Movement Regulating Team | 运动调节组 |
| MRT | Medizinische Resonanz Therapie | Medizinische共振疗法 |
| MRT | Mean Residence Time | 平均停留时间 |
| MRT | Maintenance Requirement Substantiated | 具体的保养要求 |
| MRT | Marginal Rate of Transformation | 边际转化率 |
| MRT | medical records technology | 医疗记录技术 |
| MRT | Mildew Resistant Treatment | 防霉处理 |
| MRT | median recognition threshold | 中值识别阈值 |
| MRT | Ministre de la Recherche et de la Technologie | 研究和技术部 |
| MRT | milk-ring test | 奶环试验 |
| MRT | Moroak River, Northern Territory, Australia | 澳大利亚北领地莫罗克河 |
| MRT | Mean Resolvable Temperature | 平均可溶解温度 |
| MRT | major role therapy | 主要角色治疗 |
| MRT | muscle response test | 肌肉反应试验 |
| MRT | Mission Real-Time | 任务实时 |
| MRT | Maintenance Response Team (railway crew) | 维修响应小组（铁路乘务员） |
| MRT | medical record technician | 病历技术员 |
| MRT | modified radioallergosorbent test | 改良放射过敏吸附剂试验 |
| MRT | mean residence time (pharmacokinetics) | 平均停留时间（药代动力学） |
| MRT | median relapse time | 中位复发时间 |
| MRT | Multiple Requests Terminal | 多个请求终端 |
| MRT | Master in Recreation and Tourism | 娱乐和旅游硕士 |
| MRT | Migration Review Tribunal | 移民审查法庭 |
| MRT | Matrix Regeneration Therapy | 基质再生疗法 |
| MRT | Management Responsibility Transfer | 管理责任转移 |