louver board
常见例句
- The display with LED video louver window mode consists of computer system, frame controller, receiving board, scanning board, LED displaying unit, supporting rack, power source and lines;
这种LED百叶窗式显示屏 由电子计算机系统，帧控制器，接收板，扫描板，LED显示单元，支撑架，电 源及连线组成；
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