LED CARD LIGHT 广告卡片灯
Light card 轻卡
Light card of bell 经营范围
blue light protection card 蓝光保护卡
light-electric card sensor 光电卡传感器
The new application of the white LED, the structure and principles of Card Light as well as its application in life are described.
主要介绍了白光led的新应用——卡灯的结构和原理,及其在生活中的应用。
Indoors, a bounce card like this has the added benefit of throwing light onto your subject from two directions, forward and bounced off the ceiling.
在室内,这种反光板还有一些额外的好处,可以从两个方向给被摄体打光:直接反射光和天花板发射光。
The "MultiAccount" card has two buttons on its face, each with an indicator light that can be pressed to record data to its magnetic strip.
其中一种“多帐号”智能信用卡在其表面上有两个按钮,每个按钮拥有一个指示灯,你一按就能够将帐号数据记录到它的磁条上。
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