As last working procedure of abrade treatment, use holystone needs to have taller property.

作为研磨加工的最后一道工序，使用的磨石需要具有较高的性能。

youdao

As last working procedure of abrade treatment, use holystone needs to have taller property.

作为研磨加工的最后一道工序，使用的磨石需要具有较高的性能。

youdao