略語大辞典 [C] 25 DTD data transfer device データ転送装置. 電子キー管理システムで保護強化した通信用のコンピュータ.data transfer device; a communications enhancing secure computer, based on the electronic key management system; an HTU(handheld terminal unit); e.g. allows soldiers to securely transport and transfer Comsec keys, 丸善「略語大辞典」JLogosID : 11872617