coal ball

 
       
  • 煤层石球,煤结核

coal ball的用法和样例:

例句

  1. Numerical simulation of the gas flow in the BBD coal ball mill[J].Proceedings of the CSEE,2000,20(8):60-64(in Chinese).
    BBD磨煤机气相流场的数值试验研究[J].;中国电机工程学报;2000;20(8):60-64
  2. This paper is the first one describing the inner thermal flow field of the BBD coal ball mill by numerical simulation .It bases on the practical condition of the 40.53 type BBD.
    基于40.;53型直燃式双进双出(BBD)磨煤机实际工况条件,首次对BBD磨煤机流场进行了热态数值试验研究。
  3. Study on cooling process of coal ball
    型煤冷却过程分析
  4. Double Charge-discharge Coal Ball Mill
    双进双出钢球磨煤机
  5. double inlet and double outlet coal ball mill
    双进双出钢球磨
  6. We need to replenish our stocks of coal.
    我们需要再次补充煤的储备。
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