Zomangamanga ndi zida zamakina zomwe zimagwiritsidwa ntchito kulumikiza, kukonza, kapena kutsekereza magawo, ndipo zimagwiritsidwa ntchito kwambiri pamakina, zomangamanga, zamagalimoto, zamlengalenga, ndi mafakitale ena opanga. Uinjiniya ndi zida zosiyanasiyana pamsika, zomangira zimatha kuonetsetsa chitetezo, kudalirika, komanso kukhazikika ...
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