PPTabbr.生产前试验；试制性试验(=Preproduction Test )PPPabbr.端对端协议(=Point-to-point protocol)PPSUabbr.聚苯砜（Polyphenylsulphone）PPSEAWAn.泛太平洋与东南亚妇女协会PPS-DRG预付制系统-按病种诊断分类法PPS discourse专题演讲语篇PPS estimation比估计PPSB technique in FGD粉末-颗粒喷动床烟气脱硫PPS Point to Point Service和点对点业务PPS Club Miles Programme Guide俱乐部里程项目指南PPS - Precise Positioning Service精密定位服务

P.P.S.abbr.=post postscriptum 【拉】再附言

ppsabbr.abbr.脉冲数/秒(=pulses per second)abbr.再附言(=post postscriptum)