Automatic lifting of shearer drum is one of key techniques of coal face automation, and its core is identification technique of coal and rock interface.
滚筒自动调高是实现采煤工作面自动化的关键技术之一，其核心是煤岩分界识别技术。
The result shows that the drilling parameter monitor is chosen correctly, the data traffic interface software runs credibly and the effect of the identification software is ideal.
试验结果表明钻参仪选型正确，数据接口软件运行稳定可靠，识别软件识别效果理想。
The key design techniques of CAN interface were discussed. The priority of the transmitting message was set in terms of the identification code of CAN frames.
利用CAN总线数据帧的标识码设置传输报文的优先级，通过设计优先级晋升算法来改善多轴嵌入式数控系统报文数据通信的实时性和有效性。
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