Ntchito ya screw ndi kulumikiza workpieces awiri palimodzi kuti achite ngati chomangira. Zitsulo zimagwiritsidwa ntchito pazida zonse, monga mafoni am'manja, makompyuta, magalimoto, njinga, zida zamakina, zida, ndi pafupifupi makina onse. Zopangira zimafunika. Zopangira zida ndizofunikira kwambiri zamafakitale n ...
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