机译:响水矿井瓦斯突出死亡危险性评估研究
Mining College, Guizhou University, Guiyang 550025, China;
Management College, Wuhan University of Technology Wnhan 430070, China;
Management College, Guizhou University for Nationalities,Guiyang 550025,China;
gas outburst fatalness; coal and gas outburst; analysis method of fuzzy gathering;