data channel短语²⁴¹⁰¹ 基本例句 数据信道 The proposed protocol is based on CSMA/ CA basis. The dynamic channel selection scheme is implemented and the number of the data channel is independent of the network topology. 该协议基于竞争的 CSMA/ CA机制，具有动态的信道分配并且信道数目不依赖于网络拓扑结构的特点。 cnki