The factors which influences the increase of coal injection rate are different.
当前影响高炉喷煤量提高的因素是多方面的。
Working surface; Coal body water injection; Coal dust producing; Coal dust control rule; Preventive measure;
工作面；煤体注水；煤尘产生； 煤尘治理规律；预防措施；
The seam water injection is an effective measure to control coal dust concentration.
煤层注水是降低矿井粉尘浓度的有效措施之一。
The seam water injection is an effective measure to control coal dust concentration.
煤层注水是降低矿井粉尘浓度的有效措施之一。
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