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目前,国内医疗科研单位制作蓝底白字幻灯片采用四种方法:第一种为调色法幻灯片;第二种为染色法幻灯片;第三种为重氮片制作的幻灯片;第四种为彩色法幻灯片。以上四种方法经过使用对比认为,第四种彩色法幻灯片效果最好,值得推广使用。彩色法幻灯片就是利用彩色正片,根据颜色互补关系采用不同颜色滤色镜,对一张白纸黑字或白纸黑色线条图底稿进行翻拍。彩色正
At present, there are four methods used by domestic medical research institutes to make blue-and-white slides: the first one is the color palette slides, the second one is the dyeing slides, the third one is the diazo slides, and the fourth one is the fourth Kind of color law slides. Comparison of the above four methods through the use of comparison, the fourth color method slides best, it is worth promoting the use of. Color Law Slide is the use of color positive film, according to the complementary relationship between color filters with different colors, a black and white paper or white black line drawing rehearsal. Color is positive