EME of coal and rock is a kind of phenomenon during the deformation and fractur...

 
  • 顶板稳定性异常区域电磁辐射脉冲数明显增多,可以应用电磁辐射技术非接触监测评价矿山顶板的稳定性。
今日热词
目录 附录 查词历史