coal gangue的用法和样例:
例句
- 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。
- 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。
以上内容独家创作,受著作权保护,侵权必究
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