The main facts we should consider are the trouble caused by the communication cable, communication power, t type branch or the terminal resistor problem in the application of site bus technology.
现场总线在应用中主要考虑其通信电缆、通信电源故障，“T”型分支或终端电阻故障也会引起总线故障。
With the convergence of mobile communication and intelligent terminal technology, mobile interaction and mobile working opens up new horizon for city community health service management.
随着移动通信技术与智能终端技术的融合，移动交互和移动工作为城市社区卫生服务管理提供了新的机遇。
In 4g communication system, Automatic Repeat reQuest (ARQ) technology is necessary to support multiple mobile terminal to communicating in Shared wireless channel.
在4g高速无线通信中，自动请求重传(ARQ)技术是无线通信中数据链路层所不可缺少的。
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