Category:

男子用3D打印自制牙套|德甲下注

An undergraduate at New Jersey Institute of Technology made his own plastic braces using a 3D printer, US$60 of materials, and they actually worked.新泽西理工大学的一名本科生用一台3D打印机以及60美元的材料为自己制作了塑料牙箍,而且这些牙箍显然有效地。

Posted On :