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coal mining短语解释_coal mining词组用法_coal mining短语词组_甲百匯小鸡词典
甲百匯小鸡词典

coal mining

C 开头单词

短语词组

    短語

  • coal -mining methods 採煤方法
  • coal surface mining 露天採煤
  • single coal seam mining 單一煤層開採
  • coal resources mining 煤炭資源開採
  • coal pillar mining 帶煤柱開採
  • coal mine mining 鑛井開採
  • coal caving mining 煤採煤;放頂煤開採;放頂煤
  • opencast coal -mining 露天採煤
    • 返回 coal mining