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The presensitized printing plate, by in situ by laser beams of image as in ser mask
The presensitized printing plate, by in situ by laser beams of image as in ser mask
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机译:照像机掩膜版一样通过图像的激光束原位印刷原版印刷版
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摘要
ABSTRACT OF THE DISCLOSUREA planographic printing plate comprising a layer ofmaterial which is sensitive to ultraviolet light and overlyingsaid layer, a second layer which is opaque to ultraviolet lightand capable of being removed or rendered transparent to ultra-violet light by non-actinic laser radiation.
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