加压辘：在照相凹版印刷机上，给予压力圆筒额外压力的辊辘。
Back up roller: roller which backs up the impression roller FOR additional pressure in gravure printing.
箭形印记：是照相凹版印刷的瑕疵。印刷品上带有像箭头的印纹。亦称慧星印记。
Arrow: Printing fault in gravure which appears as a mark in the shape of an arrow head on the print. Also called comet.
静电辅助器：在照相凹版式印刷机上用静电辅助油墨转移的一项装置。
Electrostatic assist: a device using electrostatic force to assist ink transfer on gravure presses.
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