coal variety

 
  • 煤种

coal variety的用法和样例:

例句

  1. The fineness of coal powder from the pulverizing system and the coal variety effective on the fume discharge temperature of boiler have been analysed in the paper.
    分析了制粉系统煤粉细度和煤种及运行方式对锅炉排烟温度的影响,并且提出了一些措施,供参考。
  2. We need to replenish our stocks of coal.
    我们需要再次补充煤的储备。
  3. She piled on more coal before the fire go out.
    在火熄灭之前她又加上些煤。
  4. I add the coal on the flame continuously.
    我不断朝火里添加煤炭。
  5. They are ventilating the sap of a coal mine.
    他们正在使煤矿坑道通风。
  6. Prohibition was laid on the export of coal.
    禁止煤炭输出。

coal variety的相关资料:

临近单词

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