通过对双鸭山矿务局东荣三矿选煤厂设计中煤质资料的分析，介绍整理调整煤质资料的一种方法。
Through analyzing on the coal quality material of Dongrong No. 3 Coal Mine of Shungyashan Coal Mine Bureau, a kind of adjusting method is introduced.
选煤厂工艺设计。
通过对中小型选煤厂的生产工艺及设备配置的研究，设计、开发了中小型选煤厂的PLC控制及监控系统。
The PLC control and monitored control system is designed by studying production technology and equipment configuration in small and medium coal preparation plant.
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