| 释义 |
三色版sānsèbǎn铜制的照相凸版。将彩色原稿制成三块印版,用红、蓝、黄三种原色的油墨套印,能印出彩色的印刷品。{three-colour halftone; three-colour block; coppery photoengraving for colour prints, in which a coloured manuscript is prepared in three printing blocks for overprinting using the three primary colours of red, blue and yellow} |