【摘要】 本文结合赵各庄矿井田 12 #煤层底板实际 ,以底板岩体的地质结构特征 (地质模型 )为基础 ,以岩体力学综合特性、力学作用和破坏机制与特征为依据 ,划分了煤层底板突水类型 ,阐述了煤层底板突水的地质基础和理论基础。更多还原

【Abstract】 In accordance with the actual situation of floor in 12# coal seam of Zhaogezhuang Mine Field, and on the basis of geological structural feature (geotechnical model) of floor rock, and following the combined characteristic, mechanics effect, failure mechanism and feature of rock mechanics, a division is made by the author of the types of water inrush in coal seams and an elaboration is made of the geological and theoretical basis of the water inrush in seams floor.更多还原