Kwintsimi ye-sheet metal processing, unyango lwangaphezulu aluchaphazeli nje ukubonakala kwemveliso, kodwa luhambelana ngokuthe ngqo nokuqina kwayo, ukusebenza kunye nokukhuphisana kwemarike. Nokuba isetyenziswa kwizixhobo zemizi-mveliso, ukwenza iimoto, okanye...
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