vacuum printing frame真空晒版架;[印刷] 真空晒版机;真空晒像框
vacuum exposure frame真空曝光架
contact vacuum printing frame真空压平接触晒版本机
vacuum contact frame吸气印相框
vacuum m frame真空晒版机
open faced vacuum frame开式抽气晒版机
vacuum m printing frame真空晒版架
open-faced vacuum frame开式抽气晒版机
N（名词） a machine from which the air is extracted in order to obtain close contact between the surfaces of two materials, e.g. the film and plate during platemaking 抽气晒版机 [printing]