The new design enlarges the reliability of the control system and the throughput with less faults, small cost, and good benefit, which can be operated and maintained easily.

• 改造方案不仅投入少、效益高，而且提高了操作系统的可靠性，故障率明显降低，生产效率提高，废品率降低，操作简单，维护方便。