poss是什么意思

POSS英 [pɒs] 美 [pɑ:s]　　abbr.Passive Optical (Satellite) Surveillance System 被动式光学(卫星)监视系统;　　[网络]帕罗马巡天;　　[例句]The structure and combustion properties of POSS/ PS composites　　POSS/PS复合材料的结构与燃烧性能