Journal of Mining & Safety Engineering ›› 2017, Vol. 34 ›› Issue (1): 192-198.
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Key words: “three zones&rdquo, of gas pressure relief and migration；working face width；co-extraction of coal and gas；green mining
WU Renlun，WANG Yafei，XU Dongliang，SHE Zhilong，MENG Lang. Effects of working face width on the scope of the “three zones” of gas pressure relief and migration in coal seam group mining[J]. Journal of Mining & Safety Engineering, 2017, 34(1): 192-198.
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