表面的轧制离开平坦的表面，但不是在非打印区域的墨水用油墨覆盖的滚子(稿样)，表面上满是油墨。
The surface is covered with ink by rolling over the surface with an ink-covered roller (brayer), leaving ink upon the flat surface but not in the non-printing areas.
表面的轧制离开平坦的表面，但不是在非打印区域的墨水用油墨覆盖的滚子(稿样)，表面上满是油墨。
The surface is covered with ink by rolling over the surface with an ink-covered roller (brayer), leaving ink upon the flat surface but not in the non-printing areas.
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