The abrasive sheet 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。
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。
The grooved geometrical structure of the support may be obtained by erosion of a metal sheet with abrasive media in a continuous process.
该支撑物的有凹槽的几何结构可以通过用磨蚀介质以连续操作的方式磨蚀金属片而获得。
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