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bench excavation短语解释_bench excavation词组用法_bench excavation短语词组_甲百匯小鸡词典
甲百匯小鸡词典

bench excavation

B 开头单词

短语词组

    短語

  • rock bench excavation 巖台開挖
  • heading and bench excavation 導洞與台堦開挖
  • top heading and bench excavation 上下台堦開挖
  • Tri -bench excavation method 三台堦開挖法
  • three -bench seven-step excavation method 三台堦七步開挖法
    • 返回 bench excavation