采动卸压下伏煤层瓦斯L型井抽采技术研究
赵祉友,张永成,刘亮亮,等
Study on Drainage Technology of Underlying Coal Seam Gas for L Type Well under Mining Pressure Relief
煤炭工程 . 2018, (2): 105 -108 .  DOI: 10.11799/ce201802028