communicate network medium network protocal
通信 网络媒介 网络协议
information resource wireless computer networking
信息资源 无线计算机网络
rudio wave microwave communication channel
无线电波 微波 通信通道
wired networking network device equipment
有线网络 网络设备 设备
topology terminal star network host computer
拓扑 终端 星形网络 主机
send message time－sharing system bus network
传送消息 分时系统 总线网络
1.each davice is connected to two other device,forming a ring.
每个机器都和其他两台机器互相链接，形成一个环形
2.wireless networking is a more modem alternative to wireal networking that relies on copper and /or fiber optic cabling between network devices.
无线网络比依赖于铜线和光缆来连接网络设备的有线网络更现代化些。
3.the configuration, or the physical lagout, of the equipment in a communication network is called topology
拓扑，只通信网络中设备的配置或物理布局。
4.in bus network, each device in the network handles its own communications control.
在总线网络中，每一个设备处理自己的通信管理，并没有主机。