背投 meaning in English
dlp
lcd-prj
Examples
- Projecting mode front projection rear projection suspending projection
投影方式：前投背投吊顶 - Rear projection video wall series
背投箱墙系列 - Projecting mode : rear projection
投影方式背投 - Video wall single screen
背投拼接墙单屏 - Video wall more screen
背投拼接墙多屏