Models MiniB foldable 3D printer 可折叠3D打印机 38 136 3 Aluminum profile computer desk 8 149 0 MiniA 3D printer 251 1449 21 A360-3Dprinter 66 497 6 用于3D打印机的蜗轮蜗杆皮带Z轴 30 297 0