我拿青春赌明天
幼苗
共回答了16个问题采纳率:87.5% 举报
In the packaging and printing process, to ensure the quality of printed products, should have five elements: people, machines, materials, method,. Paper as one of five factors - raw materials in the printing industry is an important ingredient of basic raw materials. Print quality is defined as the appearance of printed matter closer to the ideal characteristics of the degree of effect, it is usually the result of surface properties of paper, not only due to the printing process. Printing process, paper, ink and the printing press there is interaction and contact, so the performance of the printing paper to the printing process to paper, ink and printing presses based on the interaction, has important practical, on the one hand , the printing performance of paper experimental analysis, can provide a reference for the paper making process; the other hand, the fundamental nature of the paper will affect the print quality of the final evaluation. Therefore, surface properties of paper through a quantitative or qualitative testing and analysis, the evaluation system of paper printability of guiding significance to the actual production.
1年前
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