重庆理工材料成形技术基础课程课件双语PPT之7 Sheet-Metal Forming Processes

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本文档由荣海生分享于2011-04-10 15:26

重庆理工材料成形技术基础课程课件双语PPT之7 Sheet-Metal Forming Processes.Products made by sheet-metal forming processes are all around us; they include metal desks, file cabinets, appliances, car bodies, aircraft fuselages(机身）, and beverage（饮料） cans. Sheet forming dates back to 5000 B.C., when household utensils(器具） and jewelry were made by hammer..

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