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frequencycommunication移动mobile | 邮电通讯系统 2022-07-26 83 0star收藏 版权: . 保留作者信息 . 禁止商业使用 . 禁止修改作品
通讯两头有一方或两方处于运动中的通讯。包含陆、海、空移动通讯。选用的频段广泛低频、中频、高频、甚高频和特高频。移动通讯系统由移动台、基台、移动交换局构成。

(A communication in which one or both ends of the communication are in motion. Including land, sea and air mobile communication. The selected frequency bands are widely used in low frequency, medium frequency, high frequency, very high frequency and ultra high frequency. A mobile communication system consists of a mobile station, a base station, and a mobile switching office.)

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