preparation of coal

 
  • 選煤

preparation of coal的用法和樣例:

例句

  1. Jigging separation plays a very important part in coal preparation, it is very important to improve the precision of separation.
    跳汰選煤在選煤中占有重要地位,提高跳汰機的產(chǎn)品分離精度,一直是個(gè)重要的研究方向。

preparation of coal的相關(guān)資料:

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