精选优质文档-倾情为你奉上常用英文缩略词专心-专注-专业1.表示各种组织或机构的缩略词2.表示各种系统的缩略词BBS(Bulletin Board System)电子布告栏系统或(Bulletin Board Service)电子布告服务GPS(Global Position System)全球定位系统GSM(Global System for Mobile Communications)全球移动通信系统CIMS(Computer Integrated Manufacturing System)计算机集成制造系统DOS(Disc Operating System)磁盘操作系统ITS(Intelligent Transportation System)智能交通系统NMD(National Missile Defense)国家导弹防御系统TMDE(Test,Measure and Diagnostic Equipment)试验、测量与诊断设备NASDAQ(National Association of Securities Dealer