略語大辞典 [C] 21 DS digital signal (level) (データ通信での)ディジタル信号(レベル). 時分割多重化階層でのパルス伝送速度.digital signal (level); the digital transmission pulse rate within the time-division multiplexing hierarchy; the DS0 level is 64 kilobits per second (equivalent to one voice channel); DS1 is 1.544 Mb/s (24 DS0 丸善「略語大辞典」JLogosID : 11872467