coal or rock dynamic catastrophes

• 煤岩动力灾害

coal or rock dynamic catastrophes的用法和样例：

例句

1. The removing of noises is very important for analyzing EME rules of coal or rock and the accuracy of forecasting the dynamical catastrophes with EMR monitoring technology.
   噪声滤除对于分析煤岩电磁辐射信号规律具有重要的意义，可以为现场利用电磁辐射监测技术预测煤岩动力灾害现象提供更加准确可靠的信号。