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论述了放顶煤综采工作面瓦斯涌出规律,分析了放顶煤作业空间瓦斯积聚的原因,并提出了相应的防治技术措施。
The gas emission rule of fully mechanized coal caving face is discussed. The reason of gas accumulation in top coal caving working space is analyzed. Corresponding control measures are put forward.