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单词 coal dust
释义
coal dust
  • 简明释义
  • 煤尘:由煤矿、运输或机械处理煤炭时产生的细粉末状的煤。
  • 网络释义
  • 1

    [环境 矿业]?煤尘

    表1作业场所空气中粉尘浓度标准 ? 煤尘(coal dust):作业场所空气中游离二氧化硅含量小于10%的煤尘。

  • 2

    ?煤灰

    ...strous edifices 奇形怪状的高楼大厦 dark, marrow streets 狭窄黑暗的街道 full of petrol fumes 充满了汽油味 coal dust 煤灰 poisonous adj. 有毒的(全部含毒) .

  • 3

    ?煤粉尘

    煤粉尘

短语
  • 权威例句
  • 1.

    Nor could anyone help but notice that the approval came wrapped in coal dust.

    FORBES: Magazine Article

  • 2.

    At 01:30 on Tuesday a methane and coal dust explosion occurred in the pit's South District.

    BBC: Cadeby Main mining disaster marked 100 years on

  • 3.

    Miners, their faces still streaked with coal dust, gathered for supper in Charity's cozy kitchen along with the family.

    NPR: Beans and Cornbread: Feeding Souls a Mile Deep

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更新时间:2025/3/22 3:46:21