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讨论如何利用对讲机组成一个移动通信网,增加对讲机的 通信距离,以满足铁路施工封锁及 事故救援现场的需要。
Discuss how to use the walkie-talkie to form a mobile communication network to increase the communication distance of the walkie-talkie to meet the railway construction blockade and accident rescue site needs.