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1 janv. 105 - 改进造纸术

Description:

汉和帝元兴元年（105年），蔡伦把改进造纸术的成果报告给皇帝，皇帝对蔡伦的才能非常赞赏，并把改进过的造纸技术向各地推广，汉安帝元初元年（114年），朝廷封蔡伦为龙亭侯，所以后来人们都把纸称为“蔡侯纸”。

Ajouté au bande de temps:

3.智人演化

ByFrank Qiao
il y a 9 mois
0
0
1633

Date:

1 janv. 105
Maintenaint
~ Il y a 1922 ans
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