黑龙江七台河东风煤矿矿难是瓦斯爆炸引起的煤尘爆炸

黑龙江七台河东风煤矿矿难是瓦斯爆炸引起的煤尘爆炸的英文翻译

基本释义

• Dongfeng coal mine accident occurring in Qitaihe, Heilongjiang Province proved to be a coal powder explosion triggered by a coal gas explosion