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single coal

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  • 单种煤

双语例句

    1. The combustion characteristic of macerals from four types of coal are investigated by means of thermogravimetry.
      本文用热天平研究了四种煤的显微组分富集物的燃烧特性。
    2. Two raw coals from Yueliangtian and Kaili coal mines in Guizhou Province were extracted with dichloromethane separately.
      摘要用二氯甲烷对贵州月亮田和凯里两种煤样进行了索氏萃取,并采用柱色谱对萃取物进行了族组分分离。

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