陕西一场爆炸事故1人遇难4车损毁，事发一年多调查报告"难产"|火灾|郭师傅|认定书
陕西一场爆炸事故1人遇难4车损毁，事发一年多调查报告“难产”,火灾,郭师傅,认定书,安全生产事故
Fire Department People Republic Fire Services Management Department Shaanxi Province State Road Public Security
Source: 163.com