Each channel single loop video input is divided into two loop video output by video assigner, the two loop video output same with video input, so that other video equipment use.是什么意思_Each channel single loop video input is divided into two loop video output by video assigner, the two loop video output same with video input, so that other video equipment use.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句