Models MiniB foldable 3D printer 可折叠3D打印机 38 144 3 Aluminum profile computer desk 8 156 0 MiniA 3D printer 251 1457 21 A360-3Dprinter 66 503 6 用于3D打印机的蜗轮蜗杆皮带Z轴 31 302 0