Marquee experiment: the use of counter rotating light LED lights, to achieve a variety of dynamic effects.

跑马灯实验：利用计数器轮流点亮LED灯，实现各种动态效果。

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Picture rotating light box film, screen printing, installation of a variety of forms, the site, side hung, also hanging.

旋转灯箱画面可贴膜、丝印，安装形式多种多样，可立地、侧挂，也可吊挂。

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Starting from refraction theorem, the corresponding relation between incident light and outgoing light of the rotating double optical wedges is given.

从折射定理出发，给出旋转双光楔的入射光线和出射光线之间的对应关系。

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On the Gateway, the blob was transformed into a richly hued translucent jewel that bounced to the bass while shafts of light played over a rotating 3D surface.

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Inside, an ozone-emitting germicidal light kills bacteria, sanitizing the feathers, while rotating brushes fluff the filling and removes dust.

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