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来源：网络资源 作者：中考网编辑 2025-04-18 23:20:39
In recent years, 3D printing has become a popular technology that is changing the way we create and design objects. This amazing technology can create three-dimensional objects from a digital model.
3D printing works by using a special printer that builds up layers of material, one at a time, to form a solid object. The printer follows the instructions from a computer model to determine the shape and size of the object.
One of the most exciting applications of 3D printing is in the medical field. Doctors can use 3D printing to create models of organs or bones, which helps them plan surgeries more accurately. Scientists are even using 3D printing to create artificial organs for patients who need transplants.
Another interesting use of 3D printing is in the field of architecture. Architects can create 3D models of buildings before they are built, which allows them to test and improve the design. This saves time and money in the construction process.
3D printing is also revolutionizing the world of education. Students can use 3D printers to create their own models and prototypes, which helps them understand complex concepts in a more hands-on way.
With the continued development of 3D printing technology, we can expect to see even more amazing applications in the future.
Questions：
1、What is 3D printing?
A. A way to draw 3D pictures.
B. A technology to create 3D objects.
C. A special type of computer game.
D. A method to repair broken objects.
2、How does 3D printing work?
A. By using a regular printer.
B. By adding layers of material.
C. By melting the material first.
D. By shaping the material manually.
3、In which field is 3D printing most helpful for surgeries?
A. Architecture.
B. Medicine.
C. Education.
D. Entertainment.
4、What do architects use 3D printing for?
A. To create organ models.
B. To test and improve designs.
C. To teach complex concepts.
D. To repair broken buildings.
5、What can we expect in the future of 3D printing?
A. More applications in various fields.
B. Faster and cheaper printing process.
C. Only limited use in specific areas.
D. Replacement of traditional manufacturing.
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