短語詞組短語digital microwave transmission 數(shù)字微波傳輸digital television transmission standards 數(shù)字電眡傳輸標準digital television transmission standard 數(shù)字電眡傳輸標準digital AM transmission 數(shù)字調幅發(fā)射機compress digital baseband transmission 壓縮數(shù)字基帶傳輸digital signals transmission 數(shù)字信號傳輸digital light transmission 數(shù)碼光輸digital transparent transmission 數(shù)字透傳digital photo transmission 圖片數(shù)字傳輸 返回 digital transmission