无线呼叫服务系统为点对多点通信，存在信道冲突问题。
The wireless calling service system is a kind of one point to multipoint communication, which has the problem of channel collision.
无线呼叫服务系统为点对多点通信，存在信道冲突问题。
The wireless calling service system is a kind of one point to multipoint communication, which has the problem of channel collision.
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