The determination of cement-tailings ratio is the key when tailing is used for mine backfilling.

  • 摘要尾砂用于矿山充填,料装配合比参数的确定是关键.

  • 互联网摘选 2025-01-18 11:17:33

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句