随着人类社会的进步,经济的发展,人们对各种图像印刷品的使用量越来越大。图像产品中最主要的因素——色彩,则更受用户和设计者的重视。在图像产品的设计、生产过程中,打样是控制色彩的一种重要手段。通过打样,可避兔各种错误的发生。人们一提起打样,往往只是指印刷之前 With the progress of human society and economic development, people are using more and more printed images of various images. Image products, the most important factor - color, then more users and designers attention. In the image product design, production process, proofing is an important means of controlling color. By proofing, to avoid all kinds of mistakes. People mention proofing, often just referring to the printing before