photomechanical

基本解释

Photomechanical transfer (PMT): Paper negative exposed in the normal way and developed in contact with positive material.
照相移印：用一般曝光法把纸底片曝光，然后和正片材料接触显影。
Natural protein, soluble in water and most commonly found in the Albumins, the colloid used for certain dichromated sensitizes employed in photomechanical process.
是一种天然蛋白质，可溶于水，在蛋白中最为常见。这种胶质在照相制版法里用以作重铬酸盐感光剂。
Albumin( Albumen): Natural protein, soluble in water and most commonly found in the Albumins, the colloid used for certain dichromated sensitizes employed in photomechanical process.
蛋白：是一种天然蛋白质，可溶于水，在蛋白中最为常见。这种胶质在照相制版法里用以作重铬酸盐感光剂。

of or relating to any of various methods by which printing plates are made using photography
a final paste-up of artwork or typeset matter or both for photographing and processing into a printing plate