短語詞組短語video routing switcher 聲頻視頻程序轉(zhuǎn)換器Video Matrix Switcher 視頻矩陣切換器audio video routing switcher 視音頻切換器audio and video routine switcher 聲像線路切換器video -audio switcher 視音頻切換器video and audio switcher 視音頻切換器Video Audio Matrix Switcher 分量視頻和音頻矩陣切換器audio video switcher 音視頻切換器digital video switcher 數(shù)字矢量對(duì)消器 返回 video switcher