低透气性高突煤层轻放工作面瓦斯抽放研究

低透气性高突煤层轻放工作面瓦斯抽放研究的英文翻译

基本释义

• Study of gas drainage for the fully mechanized sub-level caving face with light-duty supports in the coal seam of low air permeability and high risk of gas outb