主要针对目前市场上超大led显示屏、背景显示屏、租赁彩幕的原材料选购、控制、结构、安装进行了介绍，对大家认识彩幕起到了抛砖引玉的作用。
This article gives a brief introduction on selecting raw materials, control system, mechanical structure and installation of huge LED displays, background screens and rental color curtain screen.
居住在两极附近地区的人们所看到的极光犹如一张五彩缤纷的巨大光幕。
People who live near polar regions see the auroras as giant curtains of shimmering light in a variety of colors.
童年如同一本五彩的书，童年像一幅美丽的画。童年是有趣的，曾经那些趣事，一幕幕，仍深深地印在我的脑海中中……
Childhood dis like a colorful book, childhood is like a beautiful painting. Childhood was interesting, once those things, scenes, still deeply imprinted in my mind…
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