Waya wotenthetsera wa dip, womwe umadziwikanso kuti zinki wotentha komanso waya wopaka malata wotentha, umapangidwa ndi ndodo ya waya kudzera mu kujambula, kutenthetsa, kujambula, ndipo pomaliza pake kudzera muzitsulo zotentha zopaka zinki pamwamba. Zinc nthawi zambiri imayendetsedwa pamlingo wa 30g/m^2-290g/m^2. Zogwiritsidwa ntchito kwambiri ndi...
Werengani zambiri