The task is a portion of the pre-reaserch project of the digital trunk system for military.
本课题即是军用数字集群通信系统的预研项目的一部分。
Digital trunk mobile system is the advanced level of the special mobile communication, and it has attracted attention abroad.
数字集群移动通信系统作为专用移动通信的高级阶段，受到了广泛的关注。
In the paper, the performance principle of the MH89780 chip has been analysed, and a practical digital trunk interface circuit has been designed.
本文论述了MH89780芯片的性能原理，并设计出实用的数字中继接口电路。
Depending on the experience of author, this paper discusses the setting principles and skills of trunk signaling and Interregnum Data and Route Data CC08 Digital SPC Exchanger used in Huawei.
本文结合作者工作实际，讨论了华为CC 08数字程控交换机中继信令、话路数据的设置原则及技巧。
Depending on the experience of author, this paper discusses the setting principles and skills of trunk signaling and Interregnum Data and Route Data CC08 Digital SPC Exchanger used in Huawei.
本文结合作者工作实际，讨论了华为CC 08数字程控交换机中继信令、话路数据的设置原则及技巧。
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