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seam blasting造句

"seam blasting"是什麼意思  seam blastingの例文  

造句與例句手機手機版

  • Talking about the roof management at slope thick seam blast mining surface
    淺談傾斜厚煤層炮采工作面的頂板管理
  • It's difficult to find seam blasting in a sentence. 用seam blasting造句挺難的
如何seam blasting造句用seam blasting造句seam blasting in a sentence和seam blasting的例句由查查漢語詞典提供,版權所有違者必究。