“spontaneous fire”可以造什么句，spontaneous fire造句
来源：语文精选馆 9.67K
In this paper, the authors summarized existed assessment methods of spontaneous fire of sulfide ores, and established a new risk assessment system based on experiments and literature review.
The spontaneous fire of debris heap leads heavy lost, the application of grouting fire-extinguish method in Fenghuangshan mine is introduced.
