Self-ignition coal gangue 自燃煤矸石
self ignition coal gangue 自燃煤矸石
coal self-ignition 煤炭自燃
resulting in coal self ignition 采空区遗煤自燃
The prerequisite for temperature rising of coal is presented by analyzing the thermal balance relationship in the process of coal self ignition.
通过对煤自燃过程的热平衡关系进行分析，导出了煤体氧化蓄热升温的必要条件的数学表达式。
It is the active groups that lead to self ignition of coal.
“活性基团”是导致煤自燃的主要因素。
The heat accumulation plays key role in coal self-ignition.
热量的积聚在煤自燃过程中起着关键的作用。
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