自然发火 meaning in Chinese

autogenous ignition
spontaneous ignition

The study of indicator gases to predict coal spontaneous combustion
煤层自然发火预测预报的指标气体
Early discovery and control of seam spontaneous combustion in xingtai mine
邢台矿煤层自然发火早期发现及治理
Cause of spontaneous combustion and its prevention and control in luling coal mine
芦岭煤矿自然发火原因分析及防治
Study on spontaneous combustion period of coal based on activation energy index
基于活化能指标的煤的自然发火期研究
Practice on measuring temperature of spontaneous ignition in goaf in jianxin colliery
建新矿采空区自然发火测温实践

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