I use this daily when building websites to get a feel for what a color will look like when it covers the whole screen, which makes it perfect for presentation slides as well.
做网站的时候，我每天都用它来为颜色选用找感觉，包括它看起来会如何、如果覆盖整个屏幕效果会怎样、做幻灯片用哪个颜色好等等。
Sometimes you want to be able to use something like to see the exact color scheme of a website, but you definitely do not want a whole bar taking up precious screen real estate.
有时候，你希望能够使用像ColorZilla这样东西，可以精确的看到一个网站的配色方案，但屏幕像房地产一样寸土寸金，你绝对不希望整个工具条都被这个工具占领了。
The computer that you use to work displays a screen with a pixel that has a color value.
你使用的电脑显示一个由带有色彩值的像素组成的屏幕。
This article tells us how to choose and use LED specially for full color LED screen and some key parameters of this kind of LED.
本文介绍了全彩LED显示屏关键部件——LED的选择和使用，总结了全彩显示屏专用LED的几项关键指标，对控制和提高LED全彩显示屏的质量有指导意义。
For special purpose: Screen printing, engraving plate, color painting, relief sculpture, partition sheets for indoor use... etc.
特殊用途：纲版印刷、铭板、彩绘、浮雕、室内隔板…等等。
Low, medium and high voltage, standard, Use in big screen color-TV, frequency conversion air conditioner audio circuits, ets.
低中高压，焊针式标准品，可用于大萤幕彩电、变频空调、音响等电子线路中。
Low, medium and high voltage, standard, Use in big screen color-TV, frequency conversion air conditioner audio circuits, ets.
低中高压，焊针式标准品，可用于大萤幕彩电、变频空调、音响等电子线路中。
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