Professional Developers Conference专业开发人员大会 Primary Domain Controller (Microsoft Windows NT Server)基本域控制器(Microsoft Windows NT服务器) Participatory Design Conference参与式设计会议 Pre-Departure Clearance起飞前放行许可 Personal Digital Cellular个人数字蜂窝电话 Parking Distance Control停车距离控制 Professional Darts Corporation专业的飞镖公司 Pacific Design Center太平洋设计中心 Performance Data Collection业绩数据收集 Program Development Computer程序开发计算机 Professional Development Certificate专业开发证书 Predetermined Count预定数 Pacific Digital Cellular太平洋数字蜂窝 Partito Democratico-Cristiano Popolare Svizzero (Christian Democratic Party of Switzerland)Partito Democratico-Cristiano(基督教民主党Svizzero市民的瑞士) Program Development Council程序的开发