Chonde phatikizani zojambula zanu za 3D (makamaka STEP ndi mtundu wa IGS).Muli ndi mafayilo angapo?Ikani mafayilo anu onse mufoda ndikukanikiza chikwatucho kukhala fayilo ya ZIP kapena RAR.(Mtundu Wa Fayilo: zip|jpg|pdf|dxf|dwg|step|stp|igs|x_t|prt)