STUDY ON ELECTROMAGNETIC EMISSION CHARACTERISTIC FOR COAL SAMPLE DEFORMATION AND FAILURE DURING PRE- AND POST-PEAKING PHASES

 
  • 煤樣變形破壞峰值前后電磁輻射特征研究
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan