资讯
Drop forging is a technique for forming hot metal ... it becomes malleable enough to deform under pressure, and using a hammer to shape it against an anvil. This process not only shapes the ...
Drop forging is a technique for forming hot metal ... it becomes malleable enough to deform under pressure, and using a hammer to shape it against an anvil. This process not only shapes the ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
反馈