Paper Partition Chromatography纸上分区色谱法 Peer to Peer Computing点对点计算 Prepaid Phone Card预付费电话卡 Plain Paper Copier普通纸复印机 Chlorinated polypropylene氯化聚丙烯 Pay-per-Click按数量付费 Production Plan Control生产计划控制 Palm-sized Personal Computer掌上个人电脑 Pollution Prevention Center污染防治中心 Positive Psychology Center积极心理学中心 Policy and Planning Committee政策和规划委员会 Pocket PC (Personal Digital Assistant based on Windows CE 3.0)袖珍PC(个人数字助理基于Windows CE 3.0) Posture Planning Committee姿态规划委员会 Power Plant Charge电厂费用 Public Presentation Competition (Young Engineers Australia)公共讲演比赛(年轻工程师澳大利亚)