Ipayipi lesikwele luhlobo lwegama lepayipi eliyisikwele kanye nepayipi elingunxande, okungukuthi, amapayipi ensimbi anobude obulinganayo futhi obungalingani. Igoqwa kusuka ku-strip steel ngemuva kokwelashwa kwenqubo. Ngokuvamile, insimbi ye-strip iyakhishwa, ilinganiswe, igoqwe, ishiselwe ukwenza ipayipi eliyindilinga, igoqwe i...
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