The abrasivesheet includes an abrasive support layer with abrasive particles arranged thereon, thereby defining an abrasive surface.
所述磨料片包括设置其上的带磨粒的磨料支撑层，从而限定了磨料表面。
2
Mechanical graining: Mechanically roughening the surface of a metal sheet by means of abrasive powders, sand bursting, etc, for use as an offset plate.
机械磨版：用磨擦粉剂，喷沙等机械方法把金属片的表面造成粗糙，适合为柯式印刷。
3
The grooved geometrical structure of the support may be obtained by erosion of a metal sheet with abrasive media in a continuous process.