数字视频标准与转换方法，写奥西介绍了BT-656和BT601-Digital video standards and conversion method, write, Océ introduced the BT-656 and BT601

这个程序是把多个程序融合在一个程序里，能够快速点击使用，很是方便-This program is the integration of multiple programs in a single program to quickly click to use, it is convenient