Some two-dimensional code, after the scan of a registered link, to sweep the code to fill in personal information.
有些二维码，扫描之后弹出一个注册链接，要扫码者填写个人信息。
As a very crude approach to reconstructing a scan raster on the TV tube, these pulses can be stripped off and individually utilized to trigger a pair of single sweep generators.
作为一种非常粗糙的重建电视显像管扫描光栅的方法，这些脉冲可以剥离出来单独用于触发一对扫描发生器。
As a very crude approach to reconstructing a scan raster on the TV tube, these pulses can be stripped off and individually utilized to trigger a pair of single sweep generators.
作为一种非常粗糙的重建电视显像管扫描光栅的方法，这些脉冲可以剥离出来单独用于触发一对扫描发生器。
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