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。
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。
This factory provides toilet paper making machines.
这家工厂提供卫生纸制造机。
Usually, the stripped bark is used as fuel later in the paper making process.
通常情况下，剥离树皮是用作燃料后在造纸过程。
Visitors in modem museums can experiment with glass blowing and paper making.
现代博物馆中的参观者可以试验吹制玻璃器皿和造纸。
Then dipping toy truck tires into red paint roll them along the paper making tire tracks.
然后将玩具卡车轮胎涂上红色颜料，这样当它碾过包装纸的时候就可以留下轮胎的痕迹。
In paper making industry, Paper making process is a multivariable coupling process with large time-delay.
造纸工业生产中，抄纸过程是一个多变量耦合过程，并且有很大的死区时滞。
Formaldehyde is widely used in vinylite, plastic, rubber, paper making, pharmacy, and antisepsis and so on.
甲醛用途十分广泛，涉及合成树脂、塑料、橡胶、造纸、制药和防腐等领域。
Black liquor from Pulping and paper making industry, is one of the main industry pollutants in the environment.
制浆造纸工业的废水-黑液是造成环境污染的主要工业污染源之一。
A couple of years ago, G. John Ikenberry of Princeton wrote a superb paper making the case for the centralized response.
普林斯顿大学的G.John Ikenberry在几年前曾就采取集中的措施应对全球化写过一篇精妙的文章。
A key feature of the diagram is the pause that occurs between the first and second halves of the paper making process.
此图最重要的的一个特征就是在第一半和第二半造纸过程中出现的停顿。
The expected end result is a paper making a coherent argument that draws its supporting evidence or ideas from several books or journal articles.
而最终要达到的是，一篇论文有着前后呼应的论点，这些论点从很多书籍或刊物文章中得到论据与相关思想。
With using the high performance fiber (pulp) widely in paper making engineering, the characterization methods of the pulp were urgently needed.
随着高性能合成纤维浆粕逐渐在造纸工业中的应用，其性能的表征成为一个急需解决的问题。
In response to this environmental concern, most paper and pulp factories plant new trees to replace the ones they cut down for their paper making business.
针对这一关注的环保问题，大多数造纸和纸浆厂植物新树，以取代的，他们削减其造纸业务。
In paper making chitosan can be used as fortifier sizing agent retention and filtration aid surface modifier and flocculation agent for paper-making effluent.
在造纸方面，壳聚糖可用做纸张增强剂、施胶剂、助留助滤剂、表面改性剂和造纸废液的絮凝剂。
In paper making, chitosan can be used as fortifier, sizing agent, retention and filtration aid, surface modifier and flocculation agent for paper-making effluent.
在造纸方面，壳聚糖可用做纸张增强剂、施胶剂、助留助滤剂、表面改性剂和造纸废液的絮凝剂。
Firstly, it discussed the characteristic of the paper making, including: process of disturbing, the peculiarities of the paper making process, the special request of the paper making process.
首先介绍了造纸工业生产过程特点，包括造纸过程扰动作用(干扰)、造纸生产过程特性、造纸生产过程的特殊要求。
Through recovering resources to treat pollution, it transforms the utilization of straw from single cellulose paper making into comprehensive use of cellulose, lignin, glycans and other resources.
用回收资源来治理污染，将秸秆的利用从单一的纤维素造纸，改造为综合利用纤维素、木质素和聚糖类等资源的联产技术。
1,900 years ago, Cai Lun improved the paper-making process.
1900年前，蔡伦改进了造纸工艺。
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。
Bark may be used as raw material for paper-making.
树皮可以做造纸的原料。
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。
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。
First, the making of paper requires the loss of many millions of trees each year.
首先，造纸需要每年损失数百万棵树。
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。
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。
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