Into the right internal car washing raw coal to coal, then the bottom of the sampling, to further strengthen internal quality management.
对内部入洗原料煤采取车底部接煤取样，进一步加强了内部质量管理。
2
The Dai River, Zhuzhuang coal mine and other coal preparation plant transferred into the washing and effective implementation of the strategy with the coal.
将岱河、朱庄等矿原煤调入选煤厂入洗，有效地配合精煤战略的实施。
3
Vibration classification screen is the key to ensure the quality ofwashing raw coal and product raw coal in the process of changing from run-of-mine coal to washing raw coal.