milling coal的用法和样例：
例句
- Liming Heavy Industry is an international exporting enterprise that produces professionally crushing and screening, sand-making and industrial milling equipment.
黎明路桥重工是专业生产破碎筛分，人工制砂以及工业制粉设备的国际型出口企业。 - The results of emulation show that the said neural network has good effectiveness, laying a foundation for optimized operation and automatic control of the coal pulverizing system.
仿真结果表明，网络效果良好，为制粉系统优化运行和自动控制奠定了基础。
