Gontrasting the stress distribution data simulated by FLAC with actually measured data from scene of coal gas, we have obtained the rule of stress distribution around working face.
Gontrasting the stress distribution data simulated by FLAC with actually measured data from scene of coal gas, we have obtained the rule of stress distribution around working face.
分析了立井揭穿突出煤层的危险性，得到了在立井揭穿煤层过程中。