这是一篇关于造纸的文章：
A long time ago, the text is engraved on the bones, or written on bamboo, silk,
These materials have very heavy, some are very expensive, and cause a lot of inconvenience to the people.In the period of the Western Han Dynasty two thousand years ago, some people began to use some of the more expensive plantThe fabric of paper, the paper looks very rough, writing is still very convenient.
ToThe Eastern Han Dynasty, there was a eunuch named Cai Lun decided to look for a paper practical for peopleMethod.Cai Lun often went to the river, to observe the women wash silk and silk "floating floc" process.He found the rest of the silk after breaking away out of silk,Will form a thin layer on the tableThings。
Some people put it to dry in the sun, to paste the windows, package, or is used to write.He to the paper mill,To consult the paper craftsmen,Gradually understand and master the buildThe basic process of paper.In order to create an economic and practical paper,Cai Lun used the bark,Bark,Rags, scrap fishing nets and other common materials, broken them, made of paper pulp.
Every month Cai Lun test, test, get all the dirty, the people aroundThey regard him as an eccentric, not willing to approach him. But he didn't care about those strange eyes, according toA new method of his paper in the old.
He used the "method of floating floc", with the mat for the pulp, the pulp outWill form a thin layer of the mat, dried it was paper.Cai Lun succeeded. He made the low price, easy to carry and the writing of the paper, theA great invention was listed as one of the four great inventions of ancient china.
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