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针对现有机车输砂设备易损坏、堵塞或不工作的情况,应用PLC进行技术改造,提高了机车输砂设备运行的可靠性和效率。
In view of the situation that the existing locomotive sand transport equipment is easy to be damaged, blocked or not working, the application of PLC for technological transformation has improved the reliability and efficiency of locomotive sand transport equipment operation.