Chingwe chowala chotetezedwa ndi nayiloni choteteza chiswe chotsutsana ndi makoswe 2-48 ...
1. Kapangidwe ka chingwe chocheperako kamene kamapangidwa mwapadera kakhoza kukwaniritsa zinthu zamakina monga kutambasula ndi kupyapyala kwa chingwe; 2. Chubu chotayirira chili ndi kukana bwino kwa hydrolysis komanso mphamvu zambiri, ndipo chimateteza kwathunthu ulusi wa kuwala mu...
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