thickness dirt band中文,thickness dirt band的意思,thickness dirt band翻译及用法

2025-12-18 04:30 浏览次数 14

thickness dirt band

厚夹矸

thickness dirt band 例句

英汉例句

  • Sub-level caving mining with seam of thickness dirt band

    含厚夹矸煤层的综放开采

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