Therefore, the cast iron segment can be used as novel fine grinding medium for grinding process substituting for steel ball.

铸铁段可以取代钢球成为细磨作业的新型介质。

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Therefore, the cast iron segment can be used as novel fine grinding medium for grinding process substituting for steel ball.

铸铁段可以取代钢球成为细磨作业的新型介质。

youdao