The secure, high-capacity, jam-resistant wireless (non-satellite) system connects users with both digital data and voice communications.
这种安全、高容量、抗阻塞的无线（非卫星）系统通过数字数据以及话音通信使战场用户互连。
The technique of speech synthesis is used in the information announcement system of residential quarters, and the voice is transferred by digital signal.
将语音合成技术应用于居住小区信息发布系统，采用数字信号传输语音。
At present, the general method of composing a multimedia network teaching system, such as a voice classroom, is formed by a computer and several digital terminals which were specially made.
目前，多媒体网络教学系统(如语音教室)的一般做法是，采用一台计算机服务器和数台特制数字终端构成一个多媒体教学网络。
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