We can also save paper. Making paper needs many trees.
我们也可以节约纸张。造纸需要很多树木。
When we are making paper cuttings, we usually fold the red paper in half and then cut it with scissors.
当我们剪剪纸时，我们通常将红色的纸片折成两半，然后用剪刀剪。
There are a lot of materials which can be used for making paper, but the superiority ones are soft wood, cotton and rags.
可以用来造纸的材料很多，但以软木、棉布和碎布为优。
Bamboos are used by people for making paper.
竹子被人们用来造纸。
There are many other technologies for people making paper using small machines.
还有很多人们可以利用小型机器来进行造纸的工业技术。
Silk was no exception, and silk workers had been making paper since the 2nd century BCE.
丝绸也不例外，而且，自公元2世纪以来，丝绸工人已经制造了丝绸纸张。
This technique is used in making paper and has been adapted for forming fiber webs.
该工艺用来造纸，目前也用来制作纤维网。
Large machines started to be used for making paper near the end of the sixteenth century.
世纪末，大型机器设备开始在造纸业投入使用。
The application of laccase is introduced in chemistry, medicine, environment, foods and making paper.
介绍漆酶在化学、医学、环境、食品和造纸等方面的应用。
The given thickness and evenness of making paper are achiened by controling the flow and density of pulp in the system.
实际应用表明，此控制系统能够满足高质量纸张的生产要求。
The traditional method for making paper is pulped by digestion with sulfite or alkali, but rarely done by high boiling solvent (HBS).
传统的造纸方法主要是亚硫酸盐或碱煮法制浆，用高沸醇溶剂制浆在国内外还没有产业化，研究论文也很少。
The present invention relates to a polymer dispersion liquor for making paper, its preparation method and application of said dispersion liquor.
本发明涉及一种造纸用聚合物分散液及其制备方法，和分散液的应用。
The author based on recent research works done in China, gives a comprehensive review on developments and achievements in using eucalypts for making paper and rayon grade pulps.
本文根据近年来国内有关单位对桉树造纸和制人纤浆粕的研究所取得的进展和成果，作一综合性的简介。
According to worldwide literature, the methods of making paper were introduced. Some methods of high efficient separating lignin from woods were especially introduced in the paper.
介绍了国内外提取木质素制浆造纸技术的现状，重点介绍了国内外有关木质素、纤维素高效分离技术研究的最新研究进展。
The application of Chain alkylbenzene and their sulfonates as anion surfactant in digesting, pulping for ink removing of wast paper and making paper industry is presented in this article.
本文介绍了直链烷基苯及其磺酸盐作为阴离子表面活性剂在造纸工业蒸煮制浆和废纸脱墨等工艺过程中的应用。
This factory provides toilet paper making machines.
这家工厂提供卫生纸制造机。
1,900 years ago, Cai Lun improved the paper-making process.
1900年前，蔡伦改进了造纸工艺。
What caught my attention first was paper cutting, that is, making images out of paper.
首先引起我注意的是剪纸，也就是用纸来制作图像。
Paper-making was invented by the Chinese in the Western Han dynasty.
造纸术是中国人在西汉时期发明的。
On the daytime, we are going to have many creative and meaningful classes, such as robot-making and paper-cutting.
白天，我们会上很多有创意、有意义的课程，比如制作机器人和剪纸。
Instead of cutting down trees, recycle used paper to meet the need of paper-making.
为了满足造纸需求，要回收利用废纸，而不是砍伐树木。
The improvement in paper-making spread zhi far and wide, and many different kinds of zhi were made by Chinese people.
造纸术的改进使纸广为传播，中国人还发明了许多不同种类的纸。
The movable type printing, the compass (指南针) , gun powder and the paper making are called four great inventions of China.
活字印刷术、指南针、火药和造纸术被称为中国四大发明。
"Have you finished your lesson, George?" said Mr. Prentice to his son, who had laid aside his book and was busy making a large paper kite.
“你做完功课了吗，乔治？”普伦蒂塞先生对他的儿子说道。他的儿子早就放下了书，正忙着制作一个大的纸风筝。
Many of these are very specialized, but the preponderance of paper making has been from soft wood and cotton or rags, with the bulk being wood-based.
其中许多都是非常专业的，但造纸的优势是用软木材和棉花或破布，大部分是以木材为基础。
Yangzhou paper cutting, with a history of 2,000 years, can be dated back to the Sui Dynasty, making Yangzhou one of the places where paper cutting first became popular.
扬州剪纸可追溯到隋朝，距今已有2000多年的历史，扬州是最早流行剪纸的地方之一。
Yangzhou paper cutting, with a history of 2,000 years, can be dated back to the Sui Dynasty, making Yangzhou one of the places where paper cutting first became popular.
扬州剪纸可追溯到隋朝，距今已有2000多年的历史，扬州是最早流行剪纸的地方之一。
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