前言现在人们最常用的通信手段是有线电话这种点对点的一元通信方式。随着社会的发展,人们活动范围大幅度扩张,以致要求有面对面这样的二元通信方式。移动无线电台就是二元通信的重要通信工具之一,其需要量逐年在增加。在移动无线电台通信日趋重要的情况下,其电台故障事故所波及社会的影响也就越来越 Preface Nowadays the most common means of communication is the one-way, point-to-point, wired communication method. With the development of society, the scope of people’s activities has expanded substantially, resulting in the requirement for face-to-face binary communication. Mobile radio is one of the important communication tools of binary communication, and its requirements are increasing year by year. As mobile radiocommunication becomes more and more important, the impact of radio accidents on the society becomes more and more