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35mm gong cheng tu zhi suo wei pin zhi liang kong zhi fang fa
Author(s): 
Pages: 1-4
Year: Issue:  3
Journal: Journal of Micrographics

Keyword:  工程图纸缩微品调制度阅读效果背景密度质量控制灯电压缩微胶片缩微摄影技术细线条;
Abstract: 35mm工程图纸缩微品质量控制方法国家档案局科研所吴筑清,朱江吉中国原子能科学研究院潘雨力一、概述随着改革开放的不断深化,缩微摄影技术在我国得到了迅速的发展,缩微摄影技术的应用也由原来的少数档案馆、图书馆扩大延伸到许多企事业单位以及其它诸多领域。根据...
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