coarse abrasive造句

例句与造句

It is generally made from a matrix of coarse abrasive particles pressed and bonded together to form a solid, circular shape, various profiles and cross sections are available depending on the intended usage for the wheel.
If I were using a cloth buffing wheel on a drill, I would make sure there was no grit left on the wheel from when a more coarse abrasive had been used in the past, and that the edge of the wheel was moving parallel to the grain of the surface if any.
It's difficult to find coarse abrasive in a sentence. 用coarse abrasive造句挺难的