Vertical Blanking is the interval in which the electron gun retraces from the bottom right corner of the screen image back up to the top left corner.是什么意思_Vertical Blanking is the interval in which the electron gun retraces from the bottom right corner of the screen image back up to the top left corner.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句