单词盒子

roof-coal

R 开头单词

基本解释

  • 项煤

同根派生

     

英汉例句

  • Mechanical model for the elastic thick outrigger of roof coal is set up.
    建立了顶煤弹性深梁力学模型，分析了顶煤应力分布及顶煤破坏形式。
  • According to the conditions of seam No.5 in Shifengshan Coal Mine,longwall face roof coal drawing method is chosen.
    通过对峙峰山煤矿5号煤采煤方法的设计,提出了采用综采放顶煤法回采5号煤。
  • This technique has been used successfully in the air-return gate oJ" 1310 fully mechanized roof coal caving face in Zhangcun Coal Mine.
    该项研究在漳村1310综放面回风巷的工程实践中得到了成功应用和检验。
  • blasting mining with caving of roof coal
    炮采放顶煤
  • She and I can't live under the same roof.
    她和我不能住在一起。