2018 GGHS Team 1
DH 교육용 위키
Introduction
A comparison of the Technology of Goryeo and Foreign Countries
What is a cannon?
The origin of the invention of metal types
Body
European and Chinese cannon
The cannon of the Goryeo Dynasty
Conclusion
Modern technology
3D Printer
Today, a three-dimensional printer(3D - printer) has been created combining traditional printing technology with the wisdom of our ancestors. Three-dimensional printing is a manufacturing technique that produces three-dimensional objects by spraying a continuous layer of matter. By using this, they were able to create objects in three dimensions, not in two dimensions.
Students
Yerim Kim
Jeonga Park
Sumin Yu
Hyoeun Kim
Yeaeun Lee
Hyewon Shin
Garam Ryu
Reference
- ↑ The is is the reference
- ↑ 프리미엄 조선|1000년간 가장 중요한 발명은 금속활자?|공미라(세계사 저술가)| 2014.02.21.|http://premium.chosun.com/site/data/html_dir/2014/02/20/2014022004605.html
