Abstract: Polyvinyl mmanya (PVA) apụtala dị ka ihe mgbakwunye na-ekwe nkwa na teknụzụ kọmpụta, na-enyere aka melite akụrụngwa dị iche iche na ịdịte aka. Nyocha a zuru oke na-enyocha mmetụta nke itinye PVA fibers n'ime ngwakọta ihe, na-ekwurịta ihe onwunwe ha, ma ...
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