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中国第一历史档案馆保存有1000余万件(册)明、清档案,这些档案不仅是研究明、清历史的宝贵史料,而且对我们今天的经济、文化建设也有一定的参考作用。为保护这些古老档案的原件,便于读者查阅利用,我馆对明、清档案进行了大量的缩微拍摄工作,现已缩拍馆藏档案100多万件。为了保证档案缩微胶卷的质量。我们除了对档案缩微胶卷进行常规的质量检测外,近几年来我们还特别加强了对档案缩微胶卷的精检工作。精检是对档案胶卷内容的精细检查。当母片经过解象力、背景密度、画面异物、灰雾等外观检测后,在符合标准确认可以拷贝的情况下,将母片拷贝一套利用片,(母片也叫原始母片是不许可上阅读器的)然后把利用片放在缩微胶片阅读器上,进行逐个画幅的检查。内容包括:拍摄程序、虚拍、错拍、漏拍、
The archives of China’s First Historical Archives have preserved more than 10 million copies of documents in Ming and Qing archives. These archives are not only precious historical materials for studying the history of Ming and Qing dynasties, but also have some reference to our economic and cultural development today. In order to protect the original files of these ancient archives and make them easy for readers to read and utilize, we have conducted a large number of miniature filming work on the Ming and Qing archives and have now archived over 1 million archives. In order to ensure the quality of archive microfilm. In addition to the routine quality testing of microfilm archives, in recent years we have also especially enhanced the microfilm inspection of archives. Fine check is the fine examination of the contents of the file. When the master after resolution, background density, foreign body images, fog and other visual inspection, in line with the standard to confirm the case can be copied, the master copy of a set of use of the film, (the mother also called the original master is not allowed Reader) and then the use of tablets on the microfilm reader, the frame by frame inspection. Content includes: Shooting program, virtual shoot, wrong shoot, missed shoot,