The paper analyses the status of Yunnan ancient books and puts forward the importance of protecting paper quality ancient books.
针对目前云南古籍的现状,提出保护纸质古籍图书的重要性,并介绍了几种保护古籍图书的化学方法、修复方法,以及电子化管理方法。
The effects of precipitated calcium carbonate(PCC) and grounded calcium carbonate(GCC) on paper quality was compared.
通过实验比较分析了轻质碳酸钙、重质碳酸钙不同填加比率对成纸质量的影响;实验结果表明,轻质碳酸钙较重质碳酸钙在使用效果和降低生产成本方面具有一定的优势。
In order to utilize cellulose of the paper-tableware, it was degraded by cellulase, and then fer-mented by microzyme.
为了使纸质餐具中的大量纤维资源得到充分利用,采用纤维素酶对纸质餐具进行酶解,继而进一步用酵母菌进行发酵生产酒精。
oryzae and cellulase was studied in order to utilize paper-tableware.
为了使纸质餐具类纤维废弃物中二次纤维得到资源化利用,采用纤维素酶对其进行酶解,继而进一步用米根霉进行L-乳酸发酵。
Pretreatment process of electroforming for LOM paper prototype;
纸质原型的电铸预处理工艺
This paper studies on making the waterproof coating of paper materials with water-based urea-formaldehyde resin.
对水基脲醛树脂制作纸质材料的防水涂层进行了研究 ,结果表明 ,将水基脲醛树脂配以适当的交联剂、催化剂、硬化剂和增塑剂 ,调成胶料 ,涂于纸面并干燥后 ,可制得耐沸水的表面涂层 ,其最佳配方为 :水基脲醛树脂配入 0 。
There are many factors of the source of paper's acidity,This article will analyse in three aspeets and take effective measures in order to prolong life of the paper archives as possible as we can.
纸张酸性来源因素很多,本文从三个方面加以研究,并采取有效措施,以最大限度地延长纸质档案的寿命。
This paper analyzes on the relationship between the electronic archives and the paper archives,expounds the problems existing in the current management of the electronic archives and the paper archives,and expounds the comprehensive management of the electronic archives and the paper archives.
分析了电子档案与纸质档案的关系,论述了目前电子档案和纸质档案管理中存在的问题,阐述了电子档案与纸质档案的综合管理。
Through comparing the paper archives with the electronic archives,this paper points out the features of the paper archives such as the originality,visualization,operability,and safety,etc.
通过对纸质档案与电子档案的比较,指出纸质档案原始性、直观性、操作性和安全性等特点。
The paper stated the situation of study and application on one_off degradable tableware—degradable plastic tableware,paper tableware,plant straw tableware and eatable tableware in the world Based on the characteristics of these tableware,then proposed we should develop the one-off degradable tableware which fit our country's actual circumstanc
综述了国内外在一次性可降解餐具———纸质餐具、可降解塑料餐具、植物纤维餐具和可食性餐具方面的研究与应用现状。