Pediatric Infectious Diseases Society儿科传染病的社会 Passengers Information Display System乘客信息显示系统 Product Insert Data Sheet产品插入数据表 Perimeter Intrusion Detection System周边的入侵检测系统 Positive Identification System积极的识别系统 Polarization Intensity Differential Scattering极化强度微分散射 Person Identification Service人认同的服务 Prime Item Development Specification主要项目开发的规格 Piecewise-Identically-Distributed SourcePiecewise-Identically-Distributed源 Positive Identification Detection System积极的识别侦测系统 Philippine Institute for Development Studies菲律宾研究所发展研究 Passenger Information Display System乘客信息显示系统 Product Information Data Set产品信息的数据集