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简体中文
Haitian Creole
??? ?? ?? metal Sheet Metal Processing ??? sheet metal ????? ?? ?????? ?????? ????? ????
Sheet metal is a comprehensive cold working process for metal sheets, which is a relatively general concept. Sheet metal, also known as metal sheet metal processing, includes cutting, punching/cutting/composite, folding, welding, riveting, splicing, forming etc.
??? ??? ??? ??? ??? ??? ??? ??? ?????? ?? ?????? ?? ????? ???. ??? ??? ??? ?? ??? ??? ??? forming ??? ??? ????? ?????? ??? ?? ??? ???? ????? ??? ?????? ????????? ?? ???? ?? ???? ???? ??????? ?????? ??? ??? ????
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