Paradox Files (file name extension)似是而非的文件夹(文件扩展名) Product Definition Exchange定义新产品交换 Planet Deus Ex (gaming)地球上的练习(游戏) Pre-Deployment ExercisePre-Deployment锻炼 Private Data Exchange私有数据交换 Printer Description eXtension (file)描述(文件)扩展打印机 Portland, OR, USA - Portland International Airport (Airport Code)波特兰,或者,美国-波特兰国际机场(机场代码) Product Data Exchange (file name extension; XML technology)产品数据交换的文件扩展名,XML技术 Phone Data Exchange (Proxon)电话交换数据(Proxon) Portland International Airport波特兰国际机场 polidexide降胆葡胺,降脂树脂3号 Pediatrix Medical Group, Inc.Pediatrix医疗集团 Printer Description Extension打印机描述扩展 Printer description (PageMaker)打印机说明书(PageMaker) Portland International Airport, Portland, Oregon USA波特兰国际机场,美国俄勒冈州的波特兰