coal gangue

 
  • 煤矸石

coal gangue的用法和样例:

例句

  1. Supply wide range of high quality anthracite, the quality anthracite, coal gangue.
    供应各种优质无烟煤,次质无烟煤,煤矸石。
  2. Using coal gangue as raw material, we made a kind of new type polymer reinforcing filler for rubber by ultr.
    本论文用煤矸石作原料,通过超细粉碎,表面改性制成了一种高分子聚合物的补强填充剂。

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