DOLT
发表于 2025-3-30 12:15:22
Hot and cold bulk deformation processes,int for the manufacture of more complex products. . or . processes like ... which involve large scale plastic deformation are used for this purpose. Unlike sheet metal working where the changes in thickness are small, bulk deformation processes cause . in ., or . of the cast metal forms.
减少
发表于 2025-3-30 14:22:09
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Additive
发表于 2025-3-30 17:41:23
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