1.Surprint of carbon paper in humid environments, where we put 20 h to have build, there would not be able to.
已曝光的碳素纸在一定的潮湿环境下,存放20h再予以过版,就会无法进行显影。
2.Surprint Exposure of a second image on an already exposed image . See Overprinting .
在已曝光的影像上,再次曝光,加上另一影像的情况。参阅上文。