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论述了广安煤矿建井期,工作面涌出高浓度硫化氢气体产生原因,施工中所采取的针对性安全技术措施,保证了安全生产。
The reasons for the high concentration of hydrogen sulphide gas gushing out during the construction of the coal mine in Guang’an Coal Mine are pointed out. The safety measures adopted in the construction are given to ensure the safe production.