本文主要是通过做人工老化实验，探索包装材料与片基对人像胶片保藏性能的影响。
This article try to find out the effect of the packing materials and film base to conservation character of panchromatic portrait film through doing the artificial aging experiment .
介绍了在涤纶片基上涂布吸墨层，制作透明绘图胶片的方法和使用该胶片进行专题图、地形图审校的工艺。
A new method is introduced to make transparent plot films, in which a blotting layer is coated on terylene film base.
在胶片上产生影像的光在通过乳剂时发散，或在乳剂和片基表面发生发射。
Light forming an image on the film is scattered by passing through the emulsion or by reflection at the emulsion or base surfaces.
在胶片上产生影像的光在通过乳剂时发散，或在乳剂和片基表面发生发射。
Light forming an image on the film is scattered by passing through the emulsion or by reflection at the emulsion or base surfaces.
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