The components of the worlds first 3D printed engine are on display at the Australian International Airshow at the Avalon Airfield near Lara southwest of Melbourne on February 27 2015. [Photo: CFP] An Australian researcher is in Beijing to deliver le...
法律修订赶不上3D打印的发展 WASHINGTON As prices of 3D printers continue to fall, experts are increasingly calling for reconsideration of copyright laws that protect the owners of patents and designs. However, they also warn that overreach...
