topple mining中文,topple mining的意思,topple mining翻译及用法

2026-06-27 12:44 浏览次数 35

topple mining

仰斜开采

topple mining 例句

英汉例句

  • Analysis and technological measures for longwall topple mining process at the big inclined angle seam

    大倾角煤层倾斜长壁仰斜开采工艺分析及技术措施

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