So it's necessary to research the truing and dressing method of the grinding wheel.

于是对超硬磨料金刚石砂轮修整技术的研究成为必要。

youdao

So it's necessary to research the truing and dressing method of the grinding wheel.

于是对超硬磨料金刚石砂轮修整技术的研究成为必要。

youdao