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高反差是印刷用感光材料的重要特性。
High contrast is essential for printing plate technology.
youdao
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线条菲林(硬性菲林):高反差的蓝光敏感(色盲)菲林。
Line film: High contrast blue light sensitive (colour blind) film.
youdao
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线条菲林(硬性菲林):高反差的蓝光敏感(色盲)菲林。
Line film: High contrast blue light sensitive (colour blind) film.
youdao