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当碘化钾溶液作用于煤时,有喷出危险的煤样还原的程度比无喷出危险的煤样大得多;在此基础上建立煤层喷出危险性的测定方法。
When potassium iodide solution is applied to coal, the coal samples that have the danger of excretion are reduced to a much greater degree than the coal samples that do not have the risk of expelled. On the basis of this, the determination method of the danger of coal seam ejection is established.