在未来的几年中，无线电通讯会日益成为人们日常生活结构中不可缺少的一部分。
In years to come, wireless communications will increasingly become part of the fabric of everyday life.
结合工作实践，介绍了无线电通讯在原料场堆取料机中的应用。
With own working practice, the application of wireless communication in raw material yard stacker-reclaimer was introduced.
本文首先分析了国际上几种主要的液压支架电液控制系统的通讯实现方法，指出原有方法中存在的不足。
Firstly, this paper analyses the communication means of the main products on hydraulic powered support electric and hydraulic control system. Deficiency of the original means is indicated.
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