课程包括了广播的大方向，接着是用你打算在自己专业领域使用的设备进行实际的训练。
Courses include a general orientation to broadcasting, followed by practical training with the equipment you plan to use in your own professional sphere.
产品包括：蜂窝，传呼，专业移动广播设备，无线数据传输及固定无线服务等。
Product categories include: Cellular, PCS, paging, specialized mobile radio, satellite, wireless data transmission and fixed wireless services.
公共广播系统是专为公共场所提供背景音乐、广播及消防报警的专业设备。
The public broadcast system specially provides the background music for the public place, it is also the specialized equipment which broadcast the fire alarm to the public.
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