In course of comminution, They have many disadvantage such as the high consume of energy, the low using rate of energy, the serious pollution cause by the metal.

在粉碎过程中普遍存在着能耗高，能量利用率低，金属污染严重等缺点。

youdao

In course of comminution, They have many disadvantage such as the high consume of energy, the low using rate of energy, the serious pollution cause by the metal.

在粉碎过程中普遍存在着能耗高，能量利用率低，金属污染严重等缺点。

youdao