Compared with traditional paper-quality file, the electronic file is characteristic of its one's own technology.
与传统的纸质档案相比，电子档案有其自身技术上的特点。
This paper presents a practical method for routine evaluating the quality of processed motion picture negative file original before copying release cine-film.
本文提供一个简便实用的质量鉴定方法，用于在制作发行拷贝前，辨别电影画原底片的优劣。
This paper discusses how to improve the teaching quality of file matching and provides personal idea on what the author should do in teaching process.
文章对如何提高锉配教学的质量及作者在教学过程中应做好哪方面的工作，提出了自己的见解。
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