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单词 marginal grade
释义
marginal grade
  • 简明释义
  • 边界品位
  • 网络释义
短语
  • 双语例句
  • 1
    They are respectively named cut-off grade, marginal grade, economic grade and the average grade of an ore deposit.
    这4项品位指标依次为边界品位、边际品位、经济品位和矿床平均品位。
  • 2
    Under the normal mining condition and 95% the utilization rate of the uranium resource in 320 uranium Deposit, 0.045% as the marginal grade is recommended.
    在320铀矿床常规开采条件下,要求铀矿资源(金属量)利用程度不低于原情况的95%时,选择的边界品位为0.045%。
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更新时间:2025/8/15 3:07:24