mechanization caving中文,mechanization caving的意思,mechanization caving翻译及用法

2026-05-29 18:10 浏览次数 30

mechanization caving

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mechanization caving 例句

英汉例句

  • Research on two-roadway timbering technology at comprehensive mechanization caving coalface with very soft rock and combustible thick seam

    极软巖易自燃厚煤层综放面两巷支护技术的研究

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