Private Mobile Radio专用集群移动通信网 Project Management Organization项目管理的组织 Polymyalgia Rheumatica风湿性多肌病 Perpendicular Magnetic Recording垂直磁记录 Perinatal Mortality Rate围产期死亡率 Passive Microwave Radiometry被动微波辐射测量 Peak-To-Mean RatioPeak-To-Mean比 Preliminary Materials Review初步资料审查 Provider Marketing Release (Intel)提供商推销释放(英特尔) Plant Mycotoxin Research真菌研究植物 Performance Monitoring Report绩效评估报告 Property Market Report房产市场报告 Proportional Meal Rate (US government)美国政府的比例(饭) Prirodoslovni Muzej Rijeka (Rijeka Natural History Museum, Croatia)Prirodoslovni Muzej里(里的自然历史博物馆,克罗地亚) Proportionate Mortality Ratio比例死亡率