大屏幕投影
large screen projection
Large-scale Projection
big screen display system
大屏幕投影电视
large-curtain projecting TV set
LCD背投影屏幕
LCD rear projection screens
无影灯彩色电视系统
Color TV system with astral lamp
液晶偏振型彩色投影系统
liquid-crystal polarized color-projecton(LC-PCP)system
LED大屏幕显示
LED dot-matrix board display
LED大屏幕显示器
LED large screen display universal offline control
LED large screen display universal offline control card
LED大屏幕显示系统
LED large screen display system