Three-dimensional Model Tests for Studying the Effect of Structural Planes with Different Dip Angles on the Deformation of Surrounding Rock of Roadways

 
  • 用立體模型研究不同傾角的構結面對巷道圍巖變形的影響
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan