Zowononga makina a extrusion ndi gawo lofunikira kwambiri pakutulutsa, kumachita gawo lofunikira pakunyamula, kusungunula, ndi kupanga zinthu zomwe zikukonzedwa.M'nkhaniyi, tiwona kapangidwe kake, mfundo zogwirira ntchito, ndi kagwiritsidwe ntchito ka wononga makina a extrusion.Extrusion m...
Werengani zambiri