coal processing meaning in Chinese

煤炭加工
选煤

The utilization of lifting electromagnet in coal processing plant
钢纤维混凝土在桥面铺装中的应用
Coal processing and comprehensive utilization
炭素技术
Present situation and development of henan coal processing and utilizing
河南省煤炭加工利用现状及发展方向
The mechanism and control methods of non - magnetics polluted coal processing by flotation
磁尾污染浮选精煤的机理研究

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