First, the serious hazards induced by mine spontaneous fire and necessity to be prevented and controlled are pointed.
本文首先指出了矿井自然火灾的严重危害以及防治的必要性。
The spontaneous fire of debris heap leads heavy lost, the application of grouting fire-extinguish method in Fenghuangshan mine is introduced.
矸山的自燃对企业和国家都造成很大损失。介绍和分析了注浆灭火法在凤凰山矿自燃矸山灭火中的应用。
In early application of fully mechanized top coal mining, Spontaneous fire took place when the backout of fully mechanized top coal caving face was stopped mining.
在应用综放开采的初期,每当综放工作面停采回撤时,就会发生自燃发火。
Coal Mine, its coal seam is easily spontaneous fire.
大雁二矿煤种为褐煤, 属易自燃发火煤层.