Amaroli okusekela ayimfuneko kunoma yimuphi umthandi wokubhaka. Kungakhathaliseki ukuthi wenza ama-work roll, ama-back roll, noma ama-hot rolls, ukwazi indlela yokwenza umqulu ophelele wokusekela kuwukhiye wokwenza izinto ezibhakiwe ezimnandi nezibukekayo. Amaroli okusebenza, abuye abizwe ngokuthi ama-proofing roll, adinga...
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