Mapepa ekuwachira anogadzirwa nezvinhu zvakatsiga uye zviri nyore zvePPS. Nyaya iyi ndeyepamusoro-yakaoma crystalline resin engineering plastiki ine yakagadzikana chimiro. Iyo ine mabhenefiti ekukwirira tembiricha kuramba, yakanaka insulation kuita, makemikari kuramba, kwete-chepfu, murazvo reta ...
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