| 1. | Gas prevention and control of high gassy districts in low gassy mines
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| 2. | Comments on comprehensive gas control technology for high gassy mine
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| 3. | Gas emission law and comprehensive gas control technique in low gassy mine
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| 4. | Gas geology method for regional prediction of coal and gas outburst in gassy mine
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| 5. | Feasibility analysis of gas comprehensive controlling in abnormal gas district of low gassy mine
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| 6. | Preliminary approach to coal and gas outburst control in local high - gassy mines in jincheng
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| 7. | Matters for attention in extraction design of seams with spontaneous combustion in high gassy mine
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मोबाइल