/vidio-media-production/uploads/image/source/81/e27784.png)
/vidio-media-production/uploads/image/source/131/5c8898.jpg)
:quality(70)/vidio-web-prod-user/uploads/user/avatar/13477857/voiceofamerica-2b7b13.jpg){kind=avatar}
3D printers have been used to create incredible things, from robots to prosthetic arms. Now the U.S. Marines have used the technology to make a 3D-printed concrete footbridge. Khrystyna Shevchenko traveled to Camp Pendleton in California to take a look. Anna Rice narrates her story.
Komentar