Makina athu ophulitsira mchenga amagwiritsidwa ntchito kwambiri pomanga zombo, migodi, makina, mapaipi amafuta, zida zamakina, zitsulo, boiler, kupanga makina, kumanga madoko, mapulojekiti osamalira madzi monga kupukuta pamwamba, malo osalala. Ndi chinthu chomwe chimagwiritsidwa ntchito kwambiri ndi ndege yowononga, komanso...
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