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单词 coal-forming material
释义
coal-forming material
  • 简明释义
  • 成煤物质
  • 网络释义
  • 1

    ?成煤物质

    ... 含煤岩系 Coal-bearing strata coal-bearing series 成煤物质 coal-forming material 成煤期,聚煤期 coal-forming period ...

  • 双语例句
  • 1
    Porous permeable bricks were made with gold tailings as the main material and coal gangue as pore-forming agent.
    以黄金尾矿为主要原料,以煤矸石作成孔剂,制备了多孔透水砖。
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更新时间:2025/3/30 8:42:37