li.thog.ra.phy
n.Abbr. lith.,litho.,lithog.(名词)缩写 lith.,litho.,lithog.A printing process in which the image to be printed is rendered on a flat surface, as on sheet zinc or aluminum, and treated to retain ink while the nonimage areas are treated to repel ink.平版印刷术:一种印刷工艺。指把所印形象置于一个扁平的表面(如薄铅板或铅板)进行处理使其吸收油墨,并使形象以外的区域排斥油墨