Kupanga mpaka pano, matayala opanga matayala akhala akugwiritsa ntchito lamba wa PVC, lamba labala, chogudubuza, zitsulo zotumizira kuti zikwaniritse zosowa za wogwiritsa ntchito - kusintha ntchito zamakina ndi makina, panthawiyo, msika unkakankhidwa ndi ntchito.Pambuyo pake, ndi mphamvu ya mphamvu, makina, kuchokera ku indiv ...
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