The water coalburst disaster is characterized by paroxysm, large energy, persistent short time and stronger explosive force, it takes place only under some special background.
The EME index becomes an important parameter for the EME method to forecast the rock and coalburst tendency and danger. The research results lay a good foundation for rock and coalburst prevention.
因此，冲击倾向的电磁辐射指数是电磁辐射预测煤岩冲击倾向性及冲击危险程度的重要指标。
3
Many dynamic disturbances often lead to local instability of roadway surrounding rock and mining workplace and result in rock burst in coal mining.