photomechanical

基本解釋

Photomechanical transfer (PMT): Paper negative exposed in the normal way and developed in contact with positive material.
照相移印：用一般曝光法把紙底片曝光，然后和正片材料接觸顯影。
Natural protein, soluble in water and most commonly found in the Albumins, the colloid used for certain dichromated sensitizes employed in photomechanical process.
是一種天然蛋白質(zhì)，可溶于水，在蛋白中最為常見。這種膠質(zhì)在照相制版法里用以作重鉻酸鹽感光劑。
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：是一種天然蛋白質(zhì)，可溶于水，在蛋白中最為常見。這種膠質(zhì)在照相制版法里用以作重鉻酸鹽感光劑。

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