有线传输介质
- 网络Wired Transmission Media
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现有的控制网络一般基于有线传输介质,由此带来了地表、墙体布线和网络线路维护等一系列问题,在一些设备需要较大范围移动的场合,固定的线路也给应用带来了很多麻烦。
The existing control networks are usually based on wired transmission medium , so a series of problems such as cable deployment on surface and wall , and the network maintenance . The fixed cables take much trouble to the applications when some equipments needs to move .