文中通过对几种旋转辊筒加热系统的比较和分析，确定了具体设计方法，介绍了系统的方块图及其调节系统的特点及使用效果。
The author makes some comparative analyses on several rotary drum heating systems so as to find out a practical method to design the system.
着重叙述了该通信系统的硬件和软件的设计与实现，并给出了自动络筒机通信系统中的硬件电路图和部分软件流程图。
Design and implement of hardware and software in this system is detailed, and the circuit diagrams and flow charts are presented.
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