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A
(2023·泰安模拟)Notre Dame Cathedral in Paris was badly damaged in the fire.It was
heartbreaking and it sounded the alarm for the protection of cultural relics()at the same
time.It would have been better to have three-dimensional scans before.
3D scanning technology can be used to scan both inside and outside of an important
cultural relic to get accurate 3D data and then a 3D printer is used to copy a smaller version,
which will be very useful for the repair work.
In order to obtain accurate data about cultural relics,the experts use high-tech
three-dimensional laser (scanner and other means to describe the shape of the original
cultural relics very accurately.Then,the model is printed out by a 3D printer.Finally,the
copied cultural relics are processed,including surface color,decoration processing and so on.
Three-dimensional printing technology has a very apparent advantage.It can adjust the
size of prints according to the need,and can easily obtain one-third and one-half of the size of
original cultural relics.This is difficult or even impossible to do in traditional reproduction
At present,all parts of China are accelerating the digital protection of cultural relics and
recording ancient cultural relics with modern science and technology.For example,the
Yungang Grottoes (Research Institute,together with the digital team of the Institute of
Cultural Heritage of Zhejiang University,has restored the third grotto of Yungang Grottoes at
a ratio(比例of1:1 for two years.
Throughout the process of restoration of 3D printed cultural relics,the probability of
secondary damage caused by human touch is low,and the artistic value of cultural relics can
be rebuilt to the maximum degree.The world can appreciate the beauty of classical cultural
relics more deeply.
语篇解读:本文是一篇说明文。文章主要介绍了3D打印技术在文物保护中的应用及其
优势。
1.Why is Notre Dame Cathedral mentioned in the first paragraph?
A.To raise people's awareness of safety.